Part 50 - Protection and Enhancement of Environmental Quality  


Subpart A - General: Federal Laws and Authorities
§ 50.1 - Purpose, authority, and applicability.
§ 50.2 - Terms and abbreviations.
§ 50.3 - Environmental policy.
§ 50.4 - Related Federal laws and authorities.
Subpart B - General Policy: Responsibilities and Program Coverage
§ 50.10 - Basic environmental responsibility.
§ 50.11 - Responsibility of the HUD approving official.
Subpart C - General Policy: Decision Points
§ 50.16 - Decision points for policy actions.
§ 50.17 - Decision points for projects.
Subpart D - General Policy: Environmental Review Procedures
§ 50.18 - General.
§ 50.19 - Categorical exclusions not subject to the Federal laws and authorities cited in § 50.4.
§ 50.20 - Categorical exclusions subject to the Federal laws and authorities cited in § 50.4.
§ 50.21 - Aggregation.
§ 50.22 - Environmental management and monitoring.
§ 50.23 - Public participation.
§ 50.24 - HUD review of another agency's EIS.
Subpart E - Environmental Assessments and Related Reviews
§ 50.31 - The EA.
§ 50.32 - Responsibility for environmental processing.
§ 50.33 - Action resulting from the assessment.
§ 50.34 - Time delays for exceptional circumstances.
§ 50.35 - Use of prior environmental assessments.
§ 50.36 - Updating of environmental reviews.
Subpart F - Environmental Impact Statements
§ 50.41 - EIS policy.
§ 50.42 - Cases when an EIS is required.
§ 50.43 - Emergencies.