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 Code of Federal Regulations (Last Updated: November 8, 2024)
 Title 40 - Protection of Environment
 Chapter I - Environmental Protection Agency
 SubChapter C - Air Programs
 Part 52 - Approval and Promulgation of Implementation Plans
 Subpart BB - Montana

§ 52.1370 - Identification of plan.  

Latest version.

  • § 52.1370 Identification of plan.

    (a) Purpose and scope. This section sets forth the applicable State Implementation Plan for Montana under section 110 of the Clean Air Act, 42 U.S.C. 7410 and 40 CFR part 51 to meet national ambient air quality standards or other requirements under the Clean Air Act.

    (b) Incorporation by reference.

    (1) Material listed in paragraphs (c), (d), and (e) of this section with an EPA approval date prior to March 1, 2015, was approved for incorporation by reference by the Director of the Federal Register in accordance with 5 U.S.C. 552(a) and 1 CFR part 51. Material is incorporated as submitted by the state to EPA, and notice of any change in the material will be published in the Federal Register. Entries for paragraphs (c), (d), and (e) of this section with EPA approval dates after March 1, 2015, will be incorporated by reference in the next update to the SIP compilation.

    (2) EPA Region 8 certifies that the rules/regulations provided by EPA in the SIP compilation at the addresses in paragraph (b)(3) of this section are an exact duplicate of the officially promulgated state rules/regulations which have been approved as part of the State Implementation Plan as of March 1, 2015.

    (3) Copies of the materials incorporated by reference may be inspected at the Environmental Protection Agency, Region 8, 1595 Wynkoop Street, Denver, Colorado 80202–1129; Air and Radiation Docket and Information Center, U.S. Environmental Protection Agency, West Building, 1301 Constitution Ave. NW., Washington, DC 20460; and, the National Archives and Records Administration (NARA). For information on the availability of materials from the docket in the EPA Headquarters Library, please call the Office of Air and Radiation (OAR) at (202) 566–1742. For information on the availability of this material at NARA, call (202) 741–6030, or go to http://www.archives.gov/federal-register/cfr/ibr-locations.html. Copies of the Montana regulations we have approved are also available at http://www.epa.gov/region8/air/sip.html.

    (c) EPA-approved regulations.

    State citation Rule title State
    effective date     		EPA final rule date Final rule
    citation     		Comments
    (1) Statewide
    (i) Administrative Rules of Montana, Subchapter 01, General Provisions
    17.8.101 Definitions 8/11/2006 1/26/2010 75 FR 3993
    17.8.102 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (2).
    17.8.103 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (1)(f)–(i)
    17.8.105 Testing Requirements 7/4/1996 8/13/2001 66 FR 42427
    17.8.106 Source Testing Protocol 10/8/1999 8/13/2001 66 FR 42427
    17.8.110 Malfunctions 4/11/2003 1/24/2006 71 FR 3776
    17.8.111 Circumvention 9/13/1985 8/13/2001 66 FR 42427
    17.8.130 Enforcement Procedures—Notice of Violation—Order to Take Corrective Action 4/9/2004 1/24/2006 71 FR 3770
    17.8.131 Enforcement Procedures—Appeal to Board 12/31/1972 8/13/2001 66 FR 42427
    17.8.132 Credible Evidence 12/8/2000 11/20/2002 67 FR 70009
    17.8.140 Rehearing Procedures—Form and Filing of Petition 12/31/1972 8/13/2001 66 FR 42427
    17.8.141 Rehearing Procedures—Filing Requirements 12/31/1972 8/13/2001 66 FR 42427
    17.8.142 Rehearing Procedures—Board Review 12/31/1972 8/13/2001 66 FR 42427
    17.8.150 Definitions 10/30/2015 4/20/2016 81 FR 23186
    17.8.151 Board Action 10/30/2015 4/20/2016 81 FR 23186
    17.8.152 Reporting 10/30/2015 4/20/2016 81 FR 23186
    (ii) Administrative Rules of Montana, Subchapter 03, Emission Standards
    17.8.301 Definitions 10/24/2008 1/29/2010 75 FR 4698
    17.8.302 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (1)(a)–(c).
    17.8.304 Visible Air Contaminants 8/11/1995 8/13/2001 66 FR 42427 Excluding (4)(f).
    17.8.308 Particulate Matter, Airborne 2/13/2009 1/29/2010 75 FR 4698
    17.8.309 Particulate Matter, Fuel Burning Equipment 11/10/1995 8/13/2001 66 FR 42427 Excluding (5)(b).
    17.8.310 Particulate Matter, Industrial Processes 11/10/1995 8/13/2001 66 FR 42427 Excluding (3)(e).
    17.8.316 Incinerators 4/9/2004 7/29/2008 73 FR 43871
    17.8.320 Wood-waste Burners 1/30/2020 85 FR 5327 Removed (1)(w).
    17.8.321 Sulfur Emissions—Kraft Pulp Mills (16.8.1413) 12/31/1972 7/18/1995 60 FR 36715 * 16.8.1413 is the SIP approved Kraft Pulp Mill Rule. 17.8.321 is not SIP approved.
    17.8.322 Sulfur Oxide Emissions—Sulfur in Fuel 12/31/1972 8/13/2001 66 FR 42427
    17.8.324 Hydrocarbon Emissions—Petroleum Products 10/29/1993 8/13/2001 66 FR 42427 Excluding (1)(c) and (2)(d).
    17.8.325 Motor Vehicles 12/31/1972 8/13/2001 66 FR 42427
    17.8.326 Prohibited Materials for Wood or Coal Residential Stoves 10/29/1993 8/13/2001 66 FR 42427
    17.8.330 Emission Standards for Existing Aluminum Plants—Definitions 2/10/1989 8/13/2001 66 FR 42427
    17.8.331 Emission Standards for Existing Aluminum Plants—Standards 2/26/1982 8/13/2001 66 FR 42427
    17.8.332 Emission Standards for Existing Aluminum Plants—Standard for Visible Emissions 7/4/1996 8/13/2001 66 FR 42427
    17.8.333 Emission Standards for Existing Aluminum Plants—Monitoring and Reporting 2/26/1982 8/13/2001 66 FR 42427
    (iii) Administrative Rules of Montana, Subchapter 04, Stack Heights and Dispersion Techniques
    17.8.401 Definitions [16.8.1204] 6/13/1986 7/18/1995 60 FR 36715 * 16.8.1204 is the SIP approved Stack Height and Dispersion Techniques rule. 17.8.401 is not SIP approved.
    17.8.402 Requirements [16.8.1205] 6/13/1986 7/18/1995 60 FR 36715 * 16.8.1205 is the SIP approved Stack Height and Dispersion Techniques rule. 17.8.402 is not SIP approved.
    17.8.403 Exemptions [16.8.1206] 6/13/1986 7/18/1995 60 FR 36715 * 16.8.1206 is the SIP approved Stack Height and Dispersion Techniques rule. 17.8.403 is not SIP approved.
    (iv) Administrative Rules of Montana, Subchapter 06, Open Burning
    17.8.601 Definitions 12/27/2002 8/24/2006 71 FR 49999
    17.8.602 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019
    17.8.604 Materials Prohibited from Open Burning 1/30/2020 85 FR 5327 Removed cross-reference to ARM17.8.604(1)(w).
    17.8.605 Special Burning Periods 12/27/2002 8/24/2006 71 FR 49999
    17.8.606 Minor Open Burning Source Requirements 12/27/2002 8/24/2006 71 FR 49999
    17.8.610 Major Open Burning Source Restrictions 7/9/2016 9/11/2019 84 FR 47885
    17.8.611 Emergency Open Burning Permits 7/23/1999 8/13/2001 66 FR 42427
    17.8.612 Conditional Air Quality Open Burning Permits 7/9/2016 9/11/2019 84 FR 47885
    17.8.613 Christmas Tree Waste Open Burning Permits 7/9/2016 9/11/2019 84 FR 47885
    17.8.614 Commercial Film Production Open Burning Permits 7/9/2016 9/11/2019 84 FR 47885
    17.8.615 Firefighter Training 7/9/2016 9/11/2019 84 FR 47885
    (v) Administrative Rules of Montana, Subchapter 07, Permit Construction and Operation of Air Contaminant Sources
    17.8.740 Definitions 12/27/2002 11/21/2014 79 FR 69374
    17.8.743 Montana Air Quality Permits—When Required 12/27/2002 11/21/2014 79 FR 69374 Approved except the phrase in 17.8.743(1)(b) “asphalt concrete plants, mineral crushers, and”.
    17.8.744 Montana Air Quality Permits—General Exclusions 12/27/2002 7/8/2011 76 FR 40237
    17.8.745 Montana Air Quality Permits—Exclusion for De Minimis Changes 5/28/2010 2/13/2012 77 FR 7531
    17.8.748 New or Modified Emitting Units—Permit Application Requirements 12/27/2002 7/8/2011 76 FR 40237
    17.8.749 Conditions for Issuance or Denial of Permit 7/9/2016 9/11/2019 84 FR 47885 (1), (3), (4), (5), (6), and (8) approved with state effective date of 12/27/2002. (7) approved with state effective date of 10/17/2003 and revised with state effective date of 7/9/2016.
    17.8.752 Emission Control Requirements 12/27/2002 7/8/2011 76 FR 40237
    17.8.755 Inspection of Permit 12/27/2002 7/8/2011 76 FR 40237
    17.8.756 Compliance with Other Requirements 12/27/2002 7/8/2011 76 FR 40237
    17.8.759 Review of Permit Applications 12/23/2005 7/8/2011 76 FR 40237 (1) through (3) approved with state effective date of 10/17/13. (4) through (6) approved with state effective date of 12/23/05.
    17.8.760 Additional Review of Permit Applications 12/27/2002 7/8/2011 76 FR 40237
    17.8.762 Duration of Permit 12/27/2002 7/8/2011 76 FR 40237
    17.8.763 Revocation of Permit 04/15/2011 8/20/2015 80 FR 50564
    17.8.764 Administrative Amendment to Permit 12/27/2002 11/21/2014 79 FR 69374
    17.8.765 Transfer of Permit 12/27/2002 7/8/2011 76 FR 40237
    17.8.767 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (1)(c)–(d).
    (vi) Administrative Rules of Montana, Subchapter 08, Prevention of Significant Deterioration of Air Quality
    17.8.801 Definitions 10/14/2011 4/20/2016 81 FR 23186
    17.8.802 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (1)(c)–(d).
    17.8.804 Ambient Air Increments 10/14/2011 4/20/2016 81 FR 23186
    17.8.805 Ambient Air Ceilings 8/23/1996 8/13/2001 66 FR 42427
    17.8.806 Restrictions on Area Classifications 8/23/1996 8/13/2001 66 FR 42427
    17.8.807 Exclusions from Increment Consumption 8/23/1996 8/13/2001 66 FR 42427
    17.8.808 Redesignation 8/23/1996 8/13/2001 66 FR 42427
    17.8.809 Stack Heights 8/23/1996 8/13/2001 66 FR 42427
    17.8.818 Review of Major Stationary Sources and Major Modifications—Source Applicability and Exemptions 8/20/2016 6/26/2018 83 FR 29694
    17.8.819 Control Technology Review 4/9/2004 1/24/2006 71 FR 3770
    17.8.820 Source Impact Analysis 8/23/1996 8/13/2001 66 FR 42427
    17.8.821 Air Quality Models 4/11/2003 1/24/2006 71 FR 3776
    17.8.822 Air Quality Analysis 10/14/2011 4/20/2016 81 FR 23186
    17.8.823 Source Information 8/23/1996 8/13/2001 66 FR 42427
    17.8.824 Additional Impact Analyses 8/23/1996 8/13/2001 66 FR 42427
    17.8.825 Sources Impacting Federal Class I Areas—Additional Requirements 10/14/2011 4/20/2016 80 FR 23186
    17.8.826 Public Participation 12/27/2002 7/8/2011 76 FR 40237
    17.8.827 Source Obligation 8/23/1996 8/13/2001 66 FR 42427
    17.8.828 Innovative Control Technology 8/23/1996 8/13/2001 66 FR 42427
    (vii) Administrative Rules of Montana, Subchapter 09, Permit Requirements for Major Stationary Sources or Major Modifications Locating Within Nonattainment Areas
    17.8.901 Definitions 10/24/2008 1/29/2010 75 FR 4698
    17.8.902 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (1)(a)–(b).
    17.8.904 When Air Quality Preconstruction Permit Required 12/27/2002 7/8/2011 76 FR 40237
    17.8.905 Additional Conditions of Air Quality Preconstruction Permit 4/11/2003 1/24/2006 71 FR 3776
    17.8.906 Baseline for Determining Credit for Emissions and Air Quality Offsets 12/27/2002 7/7/2011 76 FR 40237
    (viii) Administrative Rules of Montana, Subchapter 10, Preconstruction Permit Requirements for Major Stationary Sources or Major Modifications Locating Within Attainment or Unclassified Areas
    17.8.1001 Definitions 8/23/1996 8/13/2001 66 FR 42427
    17.8.1002 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019 Excluding (1)(a)–(b).
    17.8.1004 When Air Quality Preconstruction Permit Required 12/27/2002 7/8/2011 76 FR 40237
    17.8.1005 Additional Conditions of Air Quality Pre-construction Permit 12/27/2002 7/8/2011 76 FR 40237
    17.8.1006 Review of Specified Sources for Air Quality Impact 8/23/1996 8/13/2001 66 FR 42427
    17.8.1007 Baseline for Determining Credit for Emissions and Air Quality Offsets 10/24/2008 1/29/2010 75 FR 4698
    (ix) Administrative Rules of Montana, Subchapter 11, Visibility Impact Assessment
    17.8.1101 Definitions 8/23/1996 8/13/2001 66 FR 42427
    17.8.1102 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019
    17.8.1103 Applicability—Visibility Requirements 8/23/1996 8/13/2001 66 FR 42427
    17.8.1106 Visibility Impact Analysis 12/27/2002 7/8/2011 76 FR 40237
    17.8.1107 Visibility Models 8/23/1996 8/13/2001 66 FR 42427
    17.8.1108 Notification of Permit Application 8/23/1996 8/13/2001 66 FR 42427
    17.8.1109 Adverse Impact and Federal Land Manager 12/27/2002 7/8/2011 76 FR 40237
    17.8.1110 Visibility Monitoring 8/23/1996 8/13/2001 66 FR 42427
    17.8.1111 Additional Impact Analysis 8/23/1996 8/13/2001 66 FR 42427
    (x) Administrative Rules of Montana, Subchapter 13, Conformity
    17.8.1301 Definitions 6/4/1999 9/21/2001 66 FR 48561
    17.8.1304 Determining Conformity of Transportation Plans, Programs, and Projects to State or Federal Implementation Plans 8/23/1996 9/21/2001 66 FR 48561
    17.8.1305 Consultation Requirements: Applicability 6/4/1999 9/21/2001 66 FR 48561
    17.8.1306 Consultation Procedures 6/4/1999 9/21/2001 66 FR 48561
    17.8.1310 Special Issues 6/4/1999 9/21/2001 66 FR 48561
    17.8.1311 Notice Requirements for Non-FHWA/FTA Projects 6/4/1999 9/21/2001 66 FR 48561
    17.8.1312 Conflict Resolution 6/4/1999 9/21/2001 66 FR 48561
    17.8.1313 Public Consultation Procedures 6/4/1999 9/21/2001 66 FR 48561
    (xi) Administrative Rules of Montana, Subchapter 14, Conformity of General Federal Actions
    17.8.1401 Definitions 6/4/1999 10/7/2002 67 FR 62392
    17.8.1402 Incorporation by Reference 2/23/2018 9/3/2019 84 FR 37774. 8/2/2019
    (xii) Administrative Rules of Montana, Subchapter 16, Emission Control Requirements for Oil and Gas Well Facilities Operating Prior to Issuance of a Montana Air Quality Permit
    17.8.1601 Definitions 1/1/2006 11/19/2013 78 FR 69296
    17.8.1602 Applicability and Coordination with Montana Air Quality Permit Rules 1/1/2006 11/19/2013 78 FR 69296
    17.8.1603 Emission Control Requirements 1/1/2006 11/19/2013 78 FR 69296
    17.8.1604 Inspection and Repair Requirements 1/1/2006 11/19/2013 78 FR 69296
    17.8.1605 Recordkeeping Requirements 1/1/2006 11/19/2013 78 FR 69296
    17.8.1606 Delayed Effective Date 12/23/2005 11/19/2013 78 FR 69296
    (xiii) Administrative Rules of Montana, Subchapter 17, Registration of Air Contaminant Sources
    17.8.1701 Definitions 4/7/2006 11/19/2013 78 FR 69296
    17.8.1702 Applicability 4/7/2006 11/19/2013 78 FR 69296
    17.8.1703 Registration Process and Information 4/7/2006 11/19/2013 78 FR 69296
    17.8.1704 Registration Fee 4/7/2006 11/19/2013 78 FR 69296
    17.8.1705 Operating Requirements: Facility-wide 4/7/2006 11/19/2013 78 FR 69296
    17.8.1710 Oil or Gas Well Facilities General Requirements 4/7/2006 11/19/2013 78 FR 69296
    17.8.1711 Oil or Gas Well Facilities Emission Control Requirements 4/7/2006 11/19/2013 78 FR 69296
    17.8.1712 Oil or Gas Well Facilities Inspection and Repair Requirements 4/7/2006 11/19/2013 78 FR 69296
    17.8.1713 Oil or Gas Well Facilities Recordkeeping and Reporting Requirements 4/7/2006 11/19/2013 78 FR 69296
    (2) County Specific
    (i) Cascade County
    7–01 Definitions 10/16/2000 6/12/2001 66 FR 31548
    7–02 Prohibited Open Burning—When Permit Required 10/16/2000 6/12/2001 66 FR 31548
    7–03 Minor Open Burning Source Requirements 10/16/2000 6/12/2001 66 FR 31548
    7–04 Major Open Burning Source Restrictions 10/16/2000 6/12/2001 66 FR 31548
    7–05 Special Burning Periods 10/16/2000 6/12/2001 66 FR 31548
    7–06 Firefighting Training 10/16/2000 6/12/2001 66 FR 31548
    7–07 Conditional Air Quality Open Burning Permits 10/16/2000 6/12/2001 66 FR 31548
    7–08 Emergency Open Burning Permits 10/16/2000 6/12/2001 66 FR 31548
    7–09 Commercial Film Production Open Burning Permits 10/16/2000 6/12/2001 66 FR 31548
    7–10 Fees 10/16/2000 6/12/2001 66 FR 31548
    (ii) Flathead County
    Table of Contents, Flathead County Air Pollution Control Program Regulations
    Appendix A Kalispell Air Pollution Control District Map 5/20/1994 3/19/1996 61 FR 11153
    Appendix B Kalispell Air Pollution Control District Description 5/20/1994 3/19/1996 61 FR 11153
    Chapter 01 Short Title 5/20/1994 3/19/1996 61 FR 11153
    Chapter 02 Declaration of Policy and Purpose 5/20/1994 3/19/1996 61 FR 11153
    Chapter 03 Authorities for Program 5/20/1994 3/19/1996 61 FR 11153
    Chapter 04 Administration 5/20/1994 3/19/1996 61 FR 11153
    Chapter 05 Control Board, Meetings-Duties-Policies 5/20/1994 3/19/1996 61 FR 11153
    Chapter 06 Air Quality Staff 5/20/1994 3/19/1996 61 FR 11153
    Chapter 07 Inspections 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Sub-Chapter 1 General Definitions 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 201 Definitions 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 202 Materials Prohibited 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 203 Minor Open Burning Source Requirements 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 204 Major Open Burning Source Requirements 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 205 Special Open Burning Periods 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 206 Fire Fighter Training 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 207 Open Burning Disposal of Christmas Tree Waste 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 208 Conditional Air Quality Open Burning Permits 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 209 Emergency Open Burning Permits 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 210 Permit Fees 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Sub-Chapter 3 Voluntary Solid Fuel Burning Device Curtailment Program 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 401 Prohibited Materials for Wood or Coal residential (Solid Fuel Burning Device) Stoves 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Sub-Chapter 5 Kalispell Air Pollution Control District, Intent 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 501 Material To Be Used on Roads and Parking Lots-Standards 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 502 Construction and Demolition Activity 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 503 Pavement of Roads Required 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 504 Pavement of Parking Lots Required 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 505 Street Sweeping and Flushing 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 506 Clearing of land greater than 1⁄4 acre in size 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 507 Contingency Plan 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Sub-Chapter 6 Columbia Falls Air Pollution Control District—Intent 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 601 Material To Be Used on Roads and Parking Lots-Standards 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 602 Construction and Demolition Activity 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08; Sub-Chapter 6, Rule 603 Pavement of Roads Required 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 604 Pavement of Parking Lots Required 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 605 Street Sweeping and Flushing 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 606 Clearing of land greater than 1⁄4 acre in size 5/20/1994 3/19/1996 61 FR 11153
    Chapter 08, Rule 607 Contingency Plan 5/20/1994 3/19/1996 61 FR 11153
    Chapter 09 Enforcement, Judicial Review, and Hearings 5/20/1994 3/19/1996 61 FR 11153
    Chapter 10 Civil Penalties 5/20/1994 3/19/1996 61 FR 11153
    Chapter 11 Severability Clause 5/20/1994 3/19/1996 61 FR 11153
    Chapter 12 Amendments and Revisions 5/20/1994 3/19/1996 61 FR 11153
    (iii) Lincoln County
    75.1.101 Intent 2/1/1996 9/30/1996 61 FR 51014
    75.1.102 Definitions 2/1/1996 9/30/1996 61 FR 51014
    75.1.103 Selection & Implementation of Contingency Measure Programs 2/1/1996 9/30/1996 61 FR 51014
    75.1.201 Intent 2/1/1996 9/30/1996 61 FR 51014
    75.1.202 Definitions 2/1/1996 9/30/1996 61 FR 51014
    75.1.204 Emission Limits 2/1/1996 9/30/1996 61 FR 51014
    75.1.205 Issuance of Air Pollution Alert 2/1/1996 9/30/1996 61 FR 51014
    75.1.206 Permits 2/1/1996 9/30/1996 61 FR 51014
    75.1.207 Prohibited Materials 2/1/1996 9/30/1996 61 FR 51014
    75.1.209 Enforceability 2/1/1996 9/30/1996 61 FR 51014
    75.1.301 Intent: Road Dust Control Regulations: Materials to Be used on Roads and Parking Lots 2/1/1996 9/30/1996 61 FR 51014
    75.1.302 Definitions 2/1/1996 9/30/1996 61 FR 51014
    75.1.303 Emission Limits 2/1/1996 9/30/1996 61 FR 51014
    75.1.401 Definitions, Street Sweeping and Flushing 2/1/1996 9/30/1996 61 FR 51014
    75.1.402 Emission Limits 2/1/1996 9/30/1996 61 FR 51014
    75.1.501 Emission Limits, Dust Control for Log Yards 2/1/1996 9/30/1996 61 FR 51014
    75.1.601 Intent, Limiting the Application of Sanding Material 2/1/1996 9/30/1996 61 FR 51014
    75.1.602 Application Limits 2/1/1996 9/30/1996 61 FR 51014
    75.1.603 Resolution 2/1/1996 9/30/1996 61 FR 51014
    75.1.701 Intent, Open Burning Regulations: Management of Open Burning 2/1/1996 9/30/1996 61 FR 51014
    75.1.702 Definitions 2/1/1996 9/30/1996 61 FR 51014
    75.1.703 Open Burning Control Areas 2/1/1996 9/30/1996 61 FR 51014
    75.1.704 Materials Prohibited 2/1/1996 9/30/1996 61 FR 51014
    75.1.705 General Open Burning Regulations 2/1/1996 9/30/1996 61 FR 51014
    75.1.706 Minor Open Burning Source Requirements 2/1/1996 9/30/1996 61 FR 51014
    75.1.707 Major Open Burning Source Requirements 2/1/1996 9/30/1996 61 FR 51014
    75.1.708 Trade Waste Burning Requirements 2/1/1996 9/30/1996 61 FR 51014
    75.1.709 Licensed Landfill Requirements 2/1/1996 9/30/1996 61 FR 51014
    75.1.710 Firefighter Training 2/1/1996 9/30/1996 61 FR 51014
    75.1.711 Special Burning Periods 2/1/1996 9/30/1996 61 FR 51014
    75.1.712 Open Burning Permit Requirements & Local Restrictions 2/1/1996 9/30/1996 61 FR 51014
    75.1.713 Conditional Air Quality Open Burning Permits 2/1/1996 9/30/1996 61 FR 51014
    75.1.714 Emergency Open Burning Permits 2/1/1996 9/30/1996 61 FR 51014
    75.1.715 Christmas Tree Waste Open Burning Permits 2/1/1996 9/30/1996 61 FR 51014
    75.1.716 Commercial Film Production Open Burning Permits 2/1/1996 9/30/1996 61 FR 51014
    75.1.717 Prohibited Acts 2/1/1996 9/30/1996 61 FR 51014
    75.1.718 Penalties 2/1/1996 9/30/1996 61 FR 51014
    75.1.719 Conflict of Ordinances, Effect of Partial Invalidity 2/1/1996 9/30/1996 61 FR 51014
    Ordinances, 1470 Ordinance 3/19/1993 8/30/1994 59 FR 44627
    Ordinances, 1507 Ordinance 2/1/96 9/30/96 61 FR 51014
    1660 Resolution Lincoln County Health and Environment Regulations 1/30/2020 85 FR 5327 Removed 75.1.405(2)(w).
    (iv) Missoula County
    1.101 Program Authority and Administration 11/17/2000 11/15/2001 66 FR 57391
    1.102 Declaration of policy and purpose 11/17/2000 11/15/2001 66 FR 57391
    1.103 Authorities for program 11/17/2000 11/15/2001 66 FR 57391
    1.104 Area of jurisdiction 11/17/2000 11/15/2001 66 FR 57391
    1.105 Air pollution control board 11/17/2000 11/15/2001 66 FR 57391
    1.106 Air quality staff 11/17/2000 11/15/2001 66 FR 57391
    1.107 Air quality advisory council 11/17/2000 11/15/2001 66 FR 57391
    2.101 Definitions 5/14/2010 5/24/2019 84 FR 24037
    3.101 Purpose 11/17/2000 11/15/2001 66 FR 57391
    3.102 Particulate Matter Contingency Measures 3/21/2014 5/24/2019 84 FR 24037
    3.103 Carbon monoxide contingency measures 11/17/2000 11/15/2001 66 FR 57391
    3.104 Early implementation of contingency measures 11/17/2000 11/15/2001 66 FR 57391
    4.101 Purpose 11/17/2000 11/15/2001 66 FR 57391
    4.102 Applicability 5/14/2010 5/24/2019 84 FR 24037
    4.103 General provisions 5/14/2010, 4/6/2018 5/24/2019 84 FR 24037
    4.104 Air Pollution Control Stages 5/14/2010, 4/6/2018 5/24/2019 84 FR 24037
    4.105 Emergency operations 11/17/2000 11/15/2001 66 FR 57391
    4.106 Abatement plan for certain sources 11/17/2000 11/15/2001 66 FR 57391
    4.107 Enforcement procedure 11/17/2000 11/15/2001 66 FR 57391
    4.108 Stage I alert control activities 11/17/2000 11/15/2001 66 FR 57391
    4.109 Stage II warning control activities 11/17/2000 11/15/2001 66 FR 57391
    4.110 State III emergency control activities 11/17/2000 11/15/2001 66 FR 57391
    4.111 Stage IV crisis control activities 11/17/2000 11/15/2001 66 FR 57391
    4.113 Contingency Measure 5/14/2010 5/24/2019 84 FR 24037
    5.101 Inspections 11/17/2000 11/15/2001 66 FR 57391
    5.102 Testing requirements 11/17/2000 11/15/2001 66 FR 57391
    5.103 Malfunctions 11/17/2000 11/15/2001 66 FR 57391
    5.105 Circumvention 11/17/2000 11/15/2001 66 FR 57391
    5.106 Public nuisance 11/17/2000 11/15/2001 66 FR 57391
    5.112 Compliance with other statutes and rules 11/17/2000 11/15/2001 66 FR 57391
    6.101 Definitions 3/21/2014 5/24/2019 84 FR 24037
    6.102 Air Quality Permit Required 5/14/2010, 3/21/2014 5/24/2019 84 FR 24037
    6.103 General Conditions 3/21/2014 5/24/2019 84 FR 24037
    6.105 Air quality permit application requirements 11/17/2000 11/15/2001 66 FR 57391
    6.106 Public Review of Air Quality Permit Application 3/21/2014 5/24/2019 84 FR 24037
    6.107 Issuance or Denial of an Air Quality Permit 3/21/2014 5/24/2019 84 FR 24037
    6.108 Revocation or Modification of an Air Quality Permit 3/21/2014 5/24/2019 84 FR 24037
    6.109 Transfer of permit 11/17/2000 11/15/2001 66 FR 57391
    6.501 Emission Control Requirements 5/14/2010 5/24/2019 84 FR 24037
    6.502 Particulate Matter from Fuel Burning Equipment 5/14/2010 5/24/2019 84 FR 24037
    6.503 Particulate matter from industrial processes 11/17/2000 11/15/2001 66 FR 57391
    6.504 Visible Air Pollutants 5/14/2010 5/24/2019 84 FR 24037
    6.601 Minimum Standards 5/14/2010, 3/21/2014 5/24/2019 84 FR 24037
    6.601 Minimum standards 11/17/2000 11/15/2001 66 FR 57391
    6.602 Hours of operation 11/17/2000 11/15/2001 66 FR 57391
    6.603 Performance tests 11/17/2000 11/15/2001 66 FR 57391
    6.604 Hazardous waste incinerators 11/17/2000 11/15/2001 66 FR 57391
    6.701 Opacity limits 11/17/2000 11/15/2001 66 FR 57391
    6.702 Operation 11/17/2000 11/15/2001 66 FR 57391
    6.703 Fuels 11/17/2000 11/15/2001 66 FR 57391
    7.101 Definitions 3/21/2014 5/24/2019 84 FR 24037
    7.102 Outdoor burning permits required 11/17/2000 11/15/2001 66 FR 57391
    7.103 Materials prohibited 11/17/2000 11/15/2001 66 FR 57391
    7.104 Burning seasons 11/17/2000 11/15/2001 66 FR 57391
    7.105 Restricted areas 11/17/2000 11/15/2001 66 FR 57391
    7.106 Minor Outdoor Burning Source Requirements 3/21/2014 5/24/2019 84 FR 24037
    7.107 Major Outdoor Burning Source Requirements 3/21/2014 5/24/2019 84 FR 24037
    7.108 Bonfire permits 11/17/2000 11/15/2001 66 FR 57391
    7.109 Fire fighter training permits 11/17/2000 11/15/2001 66 FR 57391
    7.110 Conditional Outdoor Burning Permits 3/21/2014 5/24/2019 84 FR 24037
    7.111 Christmas tree waste outdoor burning permits 11/17/2000 11/15/2001 66 FR 57391
    7.112 Emergency outdoor burning permits 11/17/2000 11/15/2001 66 FR 57391
    7.113 Commercial film production outdoor burning permits 11/17/2000 11/15/2001 66 FR 57391
    7.114 Public notice 11/17/2000 11/15/2001 66 FR 57391
    7.115 Outdoor burning permitting actions 11/17/2000 11/15/2001 66 FR 57391
    8.101 Definitions 3/21/2014 5/24/2019 84 FR 24037
    8.102 General Requirements 3/21/2014 5/24/2019 84 FR 24037
    8.103 Stationary source requirements 11/17/2000 11/15/2001 66 FR 57391
    8.104 Construction and Mining Sites 3/21/2014 5/24/2019 84 FR 24037
    8.105 Agricultural exemption 11/17/2000 11/15/2001 66 FR 57391
    8.201 Permits required 11/17/2000 11/15/2001 66 FR 57391
    8.202 New Roads in the Air Stagnation Zone 3/21/2014 5/24/2019 84 FR 24037
    8.203 New Parking Areas in the Air Stagnation Zone 3/21/2014 5/24/2019 84 FR 24037
    8.204 New Driveways in the Air Stagnation Zone 3/21/2014 5/24/2019 84 FR 24037
    8.205 Unpaved Access Roads 3/21/2014 5/24/2019 84 FR 24037
    8.206 Maintenance of pavement required 11/17/2000 11/15/2001 66 FR 57391
    8.207 Paving existing facilities in the air stagnation zone 11/17/2000 11/15/2001 66 FR 57391
    8.301 Deicer required 11/17/2000 11/15/2001 66 FR 57391
    8.302 Durability requirements 11/17/2000 11/15/2001 66 FR 57391
    8.303 Street sweeping requirements 11/17/2000 11/15/2001 66 FR 57391
    8.304 Contingency measures 11/17/2000 11/15/2001 66 FR 57391
    9.101 Intent 5/14/2010 5/24/2019 84 FR 24037
    9.102 Definitions 5/14/2010 5/24/2019 84 FR 24037
    9.103 Fuels 5/14/2010 5/24/2019 84 FR 24037
    9.104 Non-Alert Visible Emission Standards 5/14/2010 5/24/2019 84 FR 24037
    9.201 Swan River Watershed Exempt from Subchapter 2 Rules 5/14/2010 5/24/2019 84 FR 24037
    9.202 Permits Required for Solid Fuel Burning Devices 5/14/2010 5/24/2019 84 FR 24037
    9.203 Installation permits Inside the Air Stagnation Zone 5/14/2010, 3/21/2014 5/24/2019 84 FR 24037
    9.205 Alert Permits 5/14/2010 5/24/2019 84 FR 24037
    9.206 Sole Source Permits 5/14/2010 5/24/2019 84 FR 24037
    9.207 Special Need Permits 5/14/2010 5/24/2019 84 FR 24037
    9.208 Temporary Sole Source Permit 5/14/2010 5/24/2019 84 FR 24037
    9.209 Permit Applications 5/14/2010 5/24/2019 84 FR 24037
    9.210 Revocation or Modification of Permit 5/14/2010 5/24/2019 84 FR 24037
    9.211 Transfer of Permit 5/14/2010 5/24/2019 84 FR 24037
    9.301 Applicability 5/14/2010 5/24/2019 84 FR 24037
    9.302 Prohibition of Visible Emissions during Air Pollution Alerts and Warnings 5/14/2010 5/24/2019 84 FR 24037
    9.401 Emissions Certification 5/14/2010, 3/21/2014 5/24/2019 84 FR 24037
    9.402 Sale of New Solid Fuel Burning Devices 5/14/2010, 3/21/2014 5/24/2019 84 FR 24037
    9.501 Removal of Solid Fuel Burning Devices upon Sale of the Property 5/14/2010 5/24/2019 84 FR 24037
    9.601 Contingency Measures listed below in this subchapter go into effect if the non-attainment area fails to attain the NAAQS or to make reasonable progress in reducing emissions (see Chapter 3) 5/14/2010 5/24/2019 84 FR 24037
    10.101 Intent 11/17/2000 11/15/2001 66 FR 57391
    10.102 Definitions 11/17/2000 11/15/2001 66 FR 57391
    10.103 Oxygenated fuel required 11/17/2000 11/15/2001 66 FR 57391
    10.104 Labeling gasoline pumps 11/17/2000 11/15/2001 66 FR 57391
    10.105 Oxygenate blending facility requirements 11/17/2000 11/15/2001 66 FR 57391
    10.106 Distributor requirements 11/17/2000 11/15/2001 66 FR 57391
    10.107 Fueling facility operator requirements 11/17/2000 11/15/2001 66 FR 57391
    10.108 Inability to produce oxygenated fuel in extraordinary circumstances 11/17/2000 11/15/2001 66 FR 57391
    10.109 Registration fees 11/17/2000 11/15/2001 66 FR 57391
    10.110 Contingency measure 11/17/2000 11/15/2001 66 FR 57391
    10.201 Regulation of sulfur in fuel 11/17/2000 11/15/2001 66 FR 57391
    10.202 Regulation of sulfur in fuel burned within the air stagnation zone 11/17/2000 11/15/2001 66 FR 57391
    10.203 Labeling requirements 11/17/2000 11/15/2001 66 FR 57391
    10.301 Containers with more than 65,000 gallon capacity 11/17/2000 11/15/2001 66 FR 57391
    10.302 Oil-effluent water separators 11/17/2000 11/15/2001 66 FR 57391
    10.303 Loading gasoline 11/17/2000 11/15/2001 66 FR 57391
    10.304 Exemptions 11/17/2000 11/15/2001 66 FR 57391
    11.101 Removal of control devices 11/17/2000 11/15/2001 66 FR 57391
    11.102 Operation of motor vehicles 11/17/2000 11/15/2001 66 FR 57391
    11.103 Four-cycle gasoline powered vehicles 11/17/2000 11/15/2001 66 FR 57391
    14.101 Notice of violation 11/17/2000 11/15/2001 66 FR 57391
    14.102 Order to take corrective action 11/17/2000 11/15/2001 66 FR 57391
    14.103 Appearance before the control board 11/17/2000 11/15/2001 66 FR 57391
    14.104 Other remedies 11/17/2000 11/15/2001 66 FR 57391
    14.105 Credible evidence 11/17/2000 11/15/2001 66 FR 57391
    14.106 Administrative Review 5/14/2010, 3/21/2014 5/24/2019 84 FR 24037
    14.107 Control Board Hearings 3/21/2014 5/24/2019 84 FR 24037
    14.108 Judicial review 11/17/2000 11/15/2001 66 FR 57391
    15.101 General provisions 11/17/2000 11/15/2001 66 FR 57391
    15.102 Criminal penalties 11/17/2000 11/15/2001 66 FR 57391
    15.103 Civil penalties 11/17/2000 11/15/2001 66 FR 57391
    15.104 Solid Fuel Burning Device Penalties 3/21/2014 5/24/2019 84 FR 24037
    15.105 Non-compliance penalties 11/17/2000 11/15/2001 66 FR 57391
    Appendix A Maps 11/17/2000 11/15/2001 66 FR 57391
    Appendix B Missoula's Emergency Episode Avoidance Plan 11/17/2000 11/15/2001 66 FR 57391
    Appendix D Oxygenated fuels program sampling requirements for blending facilities 11/17/2000 11/15/2001 66 FR 57391
    List of Acronyms List of Acronyms 11/17/2000 11/15/2001 66 FR 57391
    Missoula City County Air Pollution Control Program Regulations, Table of Contents, Acronyms and Appendices, Table of Contents
    (v) Yellowstone
    Regulation 002—Open Burning, A Definitions 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, B Incorporation by Reference 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, C Prohibited Open Burning—When Permit Required 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, D Minor Open Burning Source Restriction 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, E Major Open Burning Source Restriction 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, F Special Burning Periods 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, G Fire Fighter Training 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, H Conditional Air Quality Open Burning Permits 6/7/2002 11/5/2003 68 FR 62529
    Regulation 002—Open Burning, I Emergency Open Burning Permits 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, J Commercial Film Production Open Burning 9/24/1999 8/13/2001 66 FR 42427
    Regulation 002—Open Burning, K Fees 9/24/1999 8/13/2001 66 FR 42427

    (d) EPA-approved source-specific requirements.

    Title/subject State effective date Notice of final rule date NFR citation
    (1) Cascade County:
    1985 December 5 Stipulation and 1985 October 20 Permit for Montana Refining Company. In the matter of the Montana Refining Company, Cascade County; compliance with ARM 16.8.811, ambient air quality standard for carbon monoxide 12/5/1985 9/7/1990 55 FR 36812.
    (2) Deer Lodge County:
    1978 November 16 Order for Anaconda Copper Smelter. In the Matter of the Petition of the Department of Health and Environmental Sciences for an Order adopting a Sulfur Oxides Control Strategy for the Anaconda Copper Smelter at Anaconda, Montana, and requiring the Anaconda Company to comply with the Control Strategy 11/16/1978 1/10/1980 45 FR 2034.
    (3) Flathead County:
    Air Quality Permit #2667–M, Dated 1/24/92. Plum Creek Manufacturing, Inc 1/24/1992 4/14/1994 59 FR 17700.
    Stipulation—A–1 Paving, In the Matter of Compliance of A–1 Paving, Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Equity Supply Company, In the Matter of Compliance of Equity Supply Company 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Flathead Road Department #1, In the Matter of Compliance of Flathead Road Department, Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Flathead Road Department #2, In the Matter of Compliance of Flathead Road Department, Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Klingler Lumber Company, In the Matter of Compliance of Klinger Lumber Company, Inc., Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—McElroy & Wilkens, In the Matter of Compliance of McElroy and Wilkens, Inc., Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Montana Mokko, In the Matter of Compliance of Montana Mokko, Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Pack and Company, In the Matter of Compliance of Pack and Company, Inc., Kalispell, Montana 9/7/1993 3/19/1996 61 FR 11153.
    Stipulation—Pack Concrete, In the Matter of Compliance of Pack Concrete, Inc., Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    Stipulation—Plum Creek, In the Matter of Compliance of Plum Creek Manufacturing, L.P., Kalispell, Montana 9/17/1993 3/19/1996 61 FR 11153.
    (4) Gallatin County:
    GCC Three Forks, LLC's Trident Plant October 18, 2019 Board Order Findings of Fact, Conclusions of Law, and Order. Setting Air Pollutant Emission Limits For Revision of the State Implementation Plan Concerning Protection of Visibility, Appendix A 10/18/2019 6/26/2023 88 FR 41320.
    (5) Jefferson County:
    Ash Grove Cement Company's Montana City Plant October 18, 2019 Board Order Findings of Fact, Conclusions of Law, and Order. Setting Air Pollutant Emission Limits For Revision of the State Implementation Plan Concerning Protection of Visibility, Appendix A 10/18/2019 6/26/2023 88 FR 41320.
    (6) Lewis and Clark County:
    Total Suspended Particulate NAAQS—East Helena, ASARCO Application for Revisions of Montana State Air Quality Control Implementation Plan—Only as it applies to Total Suspended Particulate 4/24/1979 1/10/1980 45 FR 2034.
    Sulfur Dioxide NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Stipulation—1994 March 15 3/15/1994 1/27/1995 60 FR 5313.
    Sulfur Dioxide NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Exhibit A—Asarco Emission Limitations and Conditions, Asarco Incorporated, East Helena, Montana 3/15/1994 1/27/1995 60 FR 5313.
    Asarco Board Order—1994 March 18. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation Plan Relating to Control of Sulfur Dioxide Emissions from the Lead Smelter Located at East Helena, Montana, owned and operated by Asarco Incorporated 3/18/1994 1/27/1995 60 FR 5313.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, American Chemet Stipulation—1995 June 30 6/30/1995 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, American Chemet Board Order—1995 August 4 8/4/1995 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Exhibit A—American Chemet Emissions Limitations and Conditions, American Chemet Corporation, East Helena, Montana 6/10/2013 3/28/2018 83 FR 13196.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Stipulation—1996 June 11 6/11/1996 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Board Order—1996 June 26 6/26/1996 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Exhibit A—Asarco Emission Limitations and Conditions with attachments 1–7, Asarco Lead Smelter, East Helena, Montana 6/26/1996 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Stipulation—1998 August 13 8/28/1998 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Board Order—1998 August 28 8/28/1998 6/18/2001 66 FR 32760.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Stipulation—2000 July 18 9/15/2000 6/18/2001 66 FR 32767.
    Lead NAAQS—Board Orders, Stipulations, Exhibits, and Attachments, Asarco Board Order—2000 September 15 9/15/2000 6/18/2001 66 FR 32767.
    (7) Lincoln County:
    Board Order—1994 December 16 (Stimson Lumber). In the Matter of Compliance of Stimson Lumber Company, Libby, Montana 12/16/1994 9/30/1996 61 FR 51014.
    Air Quality Permit #2627–M Dated 7/25/91. Stimson Lumber Company (formerly Champion International Corp) 3/19/1993 8/30/1994 59 FR 44627.
    Stipulation—Stimson Lumber. In the Matter of Compliance of Stimson Lumber Company, Libby, Montana 12/16/1994 9/30/1996 61 FR 51014.
    (8) Missoula County:
    Air Quality Permit #2303M, Dated 3/20/92. Louisiana-Pacific Corporation 3/20/1992 1/18/1994 59 FR 2537.
    Air Quality Permit #2589M, Dated 1/23/92. Stone Container Corporation 1/24/1992 1/18/1994 59 FR 2537.
    (9) Rosebud County:
    1980 October 22 Permit for Western Energy Company 10/22/1980 4/26/1985 50 FR 16475.
    Talen Montana, LLC's Colstrip Steam Electric Station, Units 1 and 2 October 18, 2019 Board Order Findings of Fact, Conclusions of Law, and Order. Setting Air Pollutant Emission Limits For Revision of the State Implementation Plan Concerning Protection of Visibility, Appendix A 10/18/2019 6/26/2023 88 FR 41320.
    (10) Silver Bow County:
    Air Quality Permit #1636–06 dated 8/22/96. Rhone-Poulenc Basic Chemicals Company 8/22/1996 12/6/1999 64 FR 68034.
    Air Quality Permit #1749–05 dated 1/5/94. Montana Resources, Inc 1/5/1994 3/22/1995 60 FR 15056.
    (11) Yellowstone County:
    Cenex June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Cenex June 12, 1998 Exhibit A (with 3/17/00 Revisions) Emission Limitations and Other Conditions 3/17/2000 5/22/2003 68 FR 27908.
    Cenex March 17, 2000 Board Order and Stipulation. In the Matter of the Application of the Department of Environmental Quality for Revision of the Montana State Air Quality Control Implementation Plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 3/17/2000 5/22/2003 68 FR 27908.
    Conoco June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Conoco June 12, 1998 Exhibit A. Emission Limitations and Other Conditions 6/12/1998 5/2/2002 67 FR 22168.
    Exxon June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation Plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Exxon June 12, 1998 Exhibit A (with 3/17/00 Revisions). Emission Limitations and Other Conditions 3/17/2000 5/22/2003 68 FR 27908.
    Exxon March 17, 2000 Board Order and Stipulation. In the Matter of the Application of the Department of Environmental Quality for Revision of the Montana State Air Quality Control Implementation Plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 3/17/2000 5/22/2003 68 FR 27908.
    Montana Power June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Montana Power June 12, 1998 Exhibit A, Emission Limitations and Conditions 6/12/1998 5/2/2002 67 FR 22168.
    Montana Sulphur & Chemical Company June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Montana Sulphur & Chemical Company June 12, 1998 Exhibit A. Emission Limitations and Other Conditions 6/12/1998 5/2/2002 67 FR 22168.
    Western Sugar June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Western Sugar June 12, 1998 Exhibit A. Emission Limitations and Other Conditions 6/12/1998 5/2/2002 67 FR 22168.
    Yellowstone Energy Limited Partnership June 12, 1998 Board Order and Stipulation. In the Matter of the Application of the Department of Health and Environmental Sciences for Revision of the Montana State Air Quality Control Implementation Plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 6/12/1998 5/2/2002 67 FR 22168.
    Yellowstone Energy Limited Partnership June 12, 1998 Exhibit A (with 3/17/00 revisions) Emission Limitations and Other Conditions 3/17/2000 5/22/2003 68 FR 27908.
    Yellowstone Energy Limited Partnership March 17, 2000 Board Order and Stipulation. In the Matter of the Application of the Department of Environmental Quality for Revision of the Montana State Air Quality Control Implementation Plan Relating to Control of Sulfur Dioxide Emissions in the Billings/Laurel Area 3/17/2000 5/22/2003 68 FR 27908.
    (12) Other:
    JE Corette Steam Electric Station October 18, 2019 Board Order Findings of Fact, Conclusions of Law, and Order. Setting Air Pollutant Emission Limits For Revision of the State Implementation Plan Concerning Protection of Visibility, Appendix A 10/18/2019 6/26/2023 88 FR 41320.

    (e) EPA-approved nonregulatory provisions.

    Title/Subject State
    effective date     		Notice of final rule date NFR
    Citation
    (1) Statewide
    Emergency Episode Avoidance Plan 6/23/2004 1/3/2006 71 FR 19.
    Montana State Department of Health and Environmental Sciences, Air Quality Bureau, Sampling and Analytical Procedures, 12/31/1971 1/16/1986 51 FR 2397.
    Nonregulatory Provisions, 40 CFR 52.1394, 1997 Ozone Infrastructure Certification 12/22/2009 7/22/2011 76 FR 43918.
    Nonregulatory Provisions, Interstate Transport, Rule Declaration Satisfying the Requirements of 110(a)(D)(2)(i) of the CAA for 1997 8-hr Ozone and PM2.5 Standards 2/12/2007 2/26/2008 73 FR 10150.
    Infrastructure Requirements for the 1997 and 2006 PM2.5 National Ambient Air Quality Standards N/A 7/30/2013 78 FR 45864.
    Interstate Transport of Pollution for the 2006 PM2.5 NAAQS N/A 7/30/2013 78 FR 45869.
    Infrastructure Requirements for the 2008 Lead, 2008 8-hour Ozone, 2010 NO2, 2010 SO2, and 2012 PM2.5 National Ambient Air Quality Standards N/A 4/20/2016 81 FR 23186
    Infrastructure Requirements, Interstate Transport of Pollution 110(a)(2)(D)(ii) for the 1997 and 2006 PM2.5 NAAQS N/A 4/20/2016 81 FR 23186
    Montana Code Annotated 2–2–121(2)(e) and 2–2–121(8) N/A 4/20/2016 81 FR 23186
    Montana regional haze 5-year progress report 11/7/2017 10/4/2019 84 FR 53057
    Interstate Transport Requirements of the CAA, section 110(a)(2)(D)(i)(I), for the 2015 Ozone NAAQS N/A 4/12/2022 87 FR 21578
    (2) Cascade County
    Board Order—2000 October 16, Approval of Amendment for Cascade County's Air Pollution Control Program 10/16/2000 6/12/2001 66 FR 31548.
    Great Falls Carbon Monoxide (CO)—Maintenance Plan, State of Montana Air Quality Control Implementation Plan, Cascade County Carbon Monoxide Limited Maintenance Plan, Chapter 7, Great Falls Carbon Monoxide (CO) Limited Maintenance Plan and the Associated Alternative Monitoring Strategy N/A 4/1/2015 80 FR 17331
    (3) Flathead County
    Board Order—1991 November 15. In the Matter of the Application of the Cities of Columbia Falls and Kalispell and the County of Flathead for Approval of a Local Air Pollution Control Program 11/15/1991 4/14/1994 59 FR 17700.
    Board Order—1993 September 17. In the Matter of Compliance of Named Stationary Sources 9/17/1993 3/19/1996 61 FR 11153.
    Board Order—1994 May 20. In the Matter of the Application of the Cities of Columbia Falls and Kalispell and the County of Flathead for Approval of a Local Air Pollution Control Program 5/20/1994 3/19/1996 61 FR 11153.
    Columbia Falls 1987 PM10 Limited Maintenance Plan 6/26/2020 85 FR 38327
    Kalispell 1987 PM10 Limited Maintenance Plan 6/26/2020 85 FR 38327
    Kalispell Particulate Matter (PM–10) Attainment Plan, PM–10 SIP Commitment, Commitment Letter 3/19/1996 61 FR 11153.
    Particulate Matter (PM–10)—Plan Summary, Columbia Falls Particulate Matter (PM–10) Attainment Plan
    Particulate Matter (PM–10)—Plan Summary, Plan Summary, Kalispell Particulate Matter (PM–10) Attainment Plan
    Resolution 867, Adopting Flathead County Air Pollution Control Program 11/15/1991 4/14/1994 59 FR 17700.
    Resolution 867B, Adopting Flathead County Air Pollution Control Program 10/3/1991 3/19/1996 61 FR 11153.
    Stipulation—1991 November 15, In the Matter of the Application of the Cities of Columbia Falls and Kalispell and the County of Flathead for Approval of Local Air Pollution Control Program 11/15/1991 4/14/1994 59 FR 17700.
    Whitefish 1987 PM10 Limited Maintenance Plan 6/8/2022 87 FR 34795.
    (4) Lewis and Clark County
    Lead NAAQS—Plan Summary, Plan Summary, East Helena Lead Attainment Plan
    Sulfur Dioxide NAAQS—Plan Summary, Plan Summary, East Helena Sulfur Dioxide (SO2) Attainment Plan
    East Helena 1971 SO2 Maintenance Plan 9/11/2019 84 FR 47897.
    Total Suspended Particulate NAAQS—East Helena, East Helena Section of Chapter 5 of SIP, 4–6–79 1/10/1980 45 FR 2034.
    East Helena 1978 Lead Maintenance Plan 9/11/2019 84 FR 47895.
    (5) Lincoln County
    Board Orders, Board Order—1991 November 15, In the Matter of the Application of the City of Libby and County of Lincoln for Approval of its Local Air Pollution Control Program 11/15/1991 8/30/1994 59 FR 44627.
    Board Orders, Board Order—1993 March 19, In the Matter of the Application of the City of Libby and County of Lincoln for Approval of Amendments to their Local Air Pollution Control Program 3/19/1993 8/30/1994 59 FR 44627.
    Board Orders, Board Order—1994 December 16, In the Matter of the Application of the City of Libby and County of Lincoln for Approval of Amendments to the Local Air Pollution Control Program 12/16/1994 9/30/1996 61 FR 51014.
    Board Orders, Board Order—1996 February 1, In the Matter of the Application of the City of Libby and County of Lincoln for Approval of Amendments to the Local Air Pollution Control Program 2/1/1996 9/30/1996 61 FR 51014.
    Board Orders, Board Order; March 23, 2006, In the Matter of the Application of Lincoln County for Approval of Amendments to its Local Air Pollution Control Program 3/23/2006 3/17/2011 76 FR 14584.
    Libby 1987 PM10 Limited Maintenance Plan 6/26/2020 85 FR 38327
    Particulate Matter (PM–10)—Plan Summary, Plan Summary, Libby Particulate Matter (PM–10) Attainment Plan 3/17/2011 76 FR 14584.
    Resolution, 276 3/19/1993 8/30/1994 59 FR 44627.
    Resolution, 377 9/27/1995 9/30/1996 61 FR 51014.
    Resolution, 725 3/23/2006 3/17/2011 76 FR 14584.
    State of Montana Air Quality Control Implementation Plan, Lincoln County Air Quality Control Program, Chapter 27, Libby PM–10 SIP Commitments, 27.10.18, 12/21/1992 8/30/1994 59 FR 44627.
    Stipulation—1991 October 7, In the Matter of the Application of the City of Libby and County of Lincoln for Approval of its Local Air Pollution Control Program 11/15/1991 8/30/1994 59 FR 44627.
    Stipulation—1993 March 18, In the Matter of the Application of the City of Libby and County of Lincoln for Approval of Amendments to their Local Air Pollution Control Program 3/19/1993 8/30/1994 59 FR 44627.
    Libby 1997 PM2.5 Limited Maintenance Plan 7/24/2023 88 FR 47380.
    (6) Missoula County
    Board Order—1991 June 28, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 1/24/1992 1/18/1994 59 FR 2537.
    Board Orders, Board Order—1992 March 20, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 3/20/1992 1/18/1994 59 FR 2537.
    Board Order—1992 September 25, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program relating to the adoption of a Carbon Monoxide Control Plan 9/25/1992 11/8/1994 59 FR 55585.
    Board Order—1993 November 19, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 11/19/1993 12/13/1994 59 FR 64139.
    Board Order—1994 September 16, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 9/16/1994 8/30/1995 60 FR 45051.
    Board Order—1997 October 31, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 10/31/1997 1/3/2000 65 FR 16.
    Board Order—2000 November 30, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 11/17/2000 11/15/2001 66 FR 57391.
    Missoula 1987 PM–10 Limited Maintenance Plan 6/24/2019 84 FR 24037.
    Missoula Carbon Monoxide (CO) Maintenance Plan, State of Montana Air Quality Control Implementation Plan, Chapter 32, The Missoula County Carbon Monoxide Redesignation Request and Maintenance Plan 3/7/2005 8/17/2007 72 FR 46158.
    Particulate Matter (PM–10)—Plan Summary, Plan Summary, Missoula Particulate Matter (PM–10)—Attainment Plan Summary
    Stipulations, Stipulation—1991 April 29, In the matter of the Application of the City of Missoula and the County of Missoula for Approval of Amendments to its Local Air Pollution Control Program 1/24/1992 1/18/1994 59 FR 2537.
    (7) Sanders County
    Board Order, Board Order—1997 June 20, In the Matter of the Application of The Department of Environmental Quality for Inclusion of a Control Plan for PM–10 Emissions in The Thompson Falls Area Into the Montana State Implementation Plan 6/20/1997 1/22/2004 69 FR 3011.
    Maintenance Agreement, Maintenance Agreement—1997 May, Maintenance Agreement Between The City of Thompson Falls, Department of Transportation, and Department of Environmental Quality for Street Sweeping Responsibilities 6/20/1997 1/22/2004 69 FR 3011.
    Particulate Matter (PM–10)—Plan Summary, Plan Summary, Thompson Falls Particulate Matter (PM–10) Control Plan
    Thompson Falls 1987 PM10 Limited Maintenance Plan 6/8/2022 87 FR 34797.
    (8) Silver Bow County
    Board Order—1991 November 15, In the Matter of the Application of Butte-Silver Bow Council of Commissioners for Approval of its Local Air Pollution Control Program 11/15/1991 3/11/1994 59 FR 11550.
    Board Order—1994 May 20, In the Matter of the Application of Butte-Silver Bow Council of Commissioners for Approval of Amendments to its Local Air Pollution Control Program 5/20/1994 3/22/1995 60 FR 15056.
    Ordinance 330, Establishing Residential Wood Burning and Idling Diesel Vehicle and Locomotive Requirements 11/15/1991 3/11/1994 59 FR 11550.
    Ordinance 468, Contingency Measure Requirements for Liquid De-icers 5/20/1994 3/22/1995 60 FR 15056.
    Particulate Matter (PM–10)—Plan Summary, Plan Summary, Butte Particulate Matter (PM–10) Attainment Plan
    Resolutions, Resolution 1307, Establishing Sanding and Chip Seal Material Standards and Street Sweeping and Flushing Policies 3/6/1991 3/11/1994 59 FR 11550.
    State of Montana Air Quality Control Implementation Plan, Butte/Silver Bow Air Quality Control Program, Chapter 47, Butte PM–10 SIP Commitments, 47.10.18 7/9/1992 3/11/1994 59 FR 11550.
    Stipulation—1991 October 7, In the matter of compliance of the City and County of Butte-Silver Bow and the Montana Department of Transportation 11/15/1991 3/11/1994 59 FR 11550.
    Stipulation—1991 October 8, In the matter of the Application of Butte-Silver Bow Council of Commissioners for Approval of its Local Air Pollution Control Program 3/20/1992 3/11/1994 59 FR 11550.
    Butte 1987 PM10 Limited Maintenance Plan 6/25/2021 86 FR 33547.
    (9) Yellowstone County
    Billings Carbon Monoxide (CO)—Plan Summary, Plan Summary, Billings Carbon Monoxide (CO) Maintenance Plan
    Billings Carbon Monoxide (CO)—Maintenance Plan, State of Montana Air Quality Control Implementation Plan, Yellowstone County Carbon Monoxide Limited Maintenance Plan, Chapter 56, Billings Carbon Monoxide (CO) Limited Maintenance Plan and the associated Alternative Monitoring Strategy N/A 3/30/2015 80 FR 16571
    Board Order, Board Order—1999 September 24, Approval of Amendments to Yellowstone County's Air Pollution Control Program 9/24/1999 8/13/2001 66 FR 42427.
    Sulfur Dioxide—Board Orders, Stipulations, Exhibits and Attachments, 1977 December 1—Stipulation, In the matter of the Proposed Revision of the State Implementation Plan for the Billings Air Quality Maintenance Area 1/25/1978 9/6/1979 44 FR 51977.
    Sulfur Dioxide—Board Orders, Stipulations, Exhibits and Attachments, 1978 January 25—Board Order, In the matter of the Proposed Revision of the Montana State Implementation Plan for the Billings Air Quality Maintenance Area 1/25/1978 9/6/1979 44 FR 51977.
    Sulfur Dioxide—Board Orders, Stipulations, Exhibits and Attachments, Montana Power June 12, 1998 Exhibit A, Emission Limitations and Other Conditions 6/12/1998 5/2/2002 67 FR 22168.
    Billings 2010 SO2 Maintenance Plan 12/14/2015 5/10/2016 81 FR 28719

    [80 FR 22911, Apr. 24, 2015, as amended at 80 FR 50584, Aug. 20, 2015; 81 FR 23186, Apr. 20, 2016; 81 FR 28719, May 10, 2016; 82 FR 24855, May 31, 2017; 83 FR 13198, Mar. 28, 2018; 83 FR 29695, June 26, 2018; 84 FR 24038, May 24, 2019; 84 FR 37777, Aug. 2, 2019; 84 FR 47887, 47896, 47899, Sept. 11, 2019; 84 FR 53061, Oct. 4, 2019; 85 FR 5330, Jan. 30, 2020; 85 FR 38329, June 26, 2020; 86 FR 33548, June 25, 2021; 87 FR 7728, Feb. 10, 2022; 87 FR 21579, Apr. 12, 2022; 87 FR 34796, 34798, June 8, 2022; 88 FR 41323, June 26, 2023; 88 FR 47383, July 24, 2023]