§ 620.1 - Scope and purpose.

§ 620.2 - Definitions.

§ 620.3 - Documenting the service obligation.

§ 620.4 - Deferral of service obligation.

§ 620.5 - Discharge of agreement to serve or repay.

§ 620.6 - Obligation to repay the CyberCorps SFS scholarship.

§ 620.7 - Severability.

§ 620.25 - How is this part organized?

§ 620.50 - How is this part written?

§ 620.75 - Do terms in this part have special meanings?

Subpart A - General

§ 620.100 - What does this part do?

§ 620.105 - Does this part apply to me?

§ 620.110 - What is the purpose of the nonprocurement debarment and suspension system?

§ 620.115 - How does an exclusion restrict a person's involvement in covered transactions?

§ 620.120 - May we grant an exception to let an excluded person participate in a covered transaction?

§ 620.125 - Does an exclusion under the nonprocurement system affect a person's eligibility for Federal procurement contracts?

§ 620.130 - Does exclusion under the Federal procurement system affect a person's eligibility to participate in nonprocurement transactions?

§ 620.135 - May the National Science Foundation exclude a person who is not currently participating in a nonprocurement transaction?

§ 620.140 - How do I know if a person is excluded?

§ 620.145 - Does this part address persons who are disqualified, as well as those who are excluded from nonprocurement transactions?

Subpart B - Covered Transactions

§ 620.200 - What is a covered transaction?

§ 620.205 - Why is it important if a particular transaction is a covered transaction?

§ 620.210 - Which nonprocurement transactions are covered transactions?

§ 620.215 - Which nonprocurement transactions are not covered transactions?

§ 620.220 - Are any procurement contracts included as covered transactions?

§ 620.225 - How do I know if a transaction in which I may participate is a covered transaction?

Subpart C - Responsibilities of Participants Regarding Transactions

§ 620.300 - What must I do before I enter into a covered transaction with another person at the next lower tier?

§ 620.305 - May I enter into a covered transaction with an excluded or disqualified person?

§ 620.310 - What must I do if a Federal agency excludes a person with whom I am already doing business in a covered transaction?

§ 620.311 - Investigation and referral.

§ 620.312 - Notice of proposed debarment.

§ 620.313 - Opportunity to contest proposed debarment.

§ 620.314 - Debarring official's decision.

§ 620.315 - May I use the services of an excluded person as a principal under a covered transaction?

§ 620.320 - Must I verify that principals of my covered transactions are eligible to participate?

§ 620.325 - What happens if I do business with an excluded person in a covered transaction?

§ 620.330 - What requirements must I pass down to persons at lower tiers with whom I intend to do business?

§ 620.335 - What information must I provide before entering into a covered transaction with the National Science Foundation?

§ 620.340 - If I disclose unfavorable information required under  620.335, will I be prevented from participating in the transaction?

§ 620.345 - What happens if I fail to disclose information required under  620.335?

§ 620.350 - What must I do if I learn of information required under  620.335 after entering into a covered transaction with the National Science Foundation?

§ 620.355 - What information must I provide to a higher tier participant before entering into a covered transaction with that participant?

§ 620.360 - What happens if I fail to disclose the information required under  620.355?

§ 620.365 - What must I do if I learn of information required under  620.355 after entering into a covered transaction with a higher tier participant?

Subpart D - Responsibilities of National Science Foundation Officials Regarding Transactions

§ 620.400 - May I enter into a transaction with an excluded or disqualified person?

§ 620.405 - May I enter into a covered transaction with a participant if a principal of the transaction is excluded?

§ 620.410 - May I approve a participant's use of the services of an excluded person?

§ 620.411 - Notice of suspension.

§ 620.412 - Opportunity to contest suspension.

§ 620.413 - Suspending official's decision.

§ 620.415 - What must I do if a Federal agency excludes the participant or a principal after I enter into a covered transaction?

§ 620.420 - May I approve a transaction with an excluded or disqualified person at a lower tier?

§ 620.425 - When do I check to see if a person is excluded or disqualified?

§ 620.430 - How do I check to see if a person is excluded or disqualified?

§ 620.435 - What must I require of a primary tier participant?

§ 620.440 - What method do I use to communicate those requirements to participants?

§ 620.445 - What action may I take if a primary tier participant knowingly does business with an excluded or disqualified person?

§ 620.450 - What action may I take if a primary tier participant fails to disclose the information required under  620.335?

§ 620.455 - What may I do if a lower tier participant fails to disclose the information required under  620.355 to the next higher tier?

Subpart E - Excluded Parties List System

§ 620.500 - What is the purpose of the Excluded Parties List System (EPLS)?

§ 620.505 - Who uses the EPLS?

§ 620.510 - Who maintains the EPLS?

§ 620.515 - What specific information is in the EPLS?

§ 620.520 - Who places the information into the EPLS?

§ 620.525 - Whom do I ask if I have questions about a person in the EPLS?

§ 620.530 - Where can I find the EPLS?

Subpart F - General Principles Relating to Suspension and Debarment Actions

§ 620.600 - How do suspension and debarment actions start?

§ 620.605 - How does suspension differ from debarment?

§ 620.610 - What procedures does the National Science Foundation use in suspension and debarment actions?

§ 620.615 - How does the National Science Foundation notify a person of a suspension or debarment action?

§ 620.620 - Do Federal agencies coordinate suspension and debarment actions?

§ 620.625 - What is the scope of a suspension or debarment?

§ 620.630 - May the National Science Foundation impute conduct of one person to another?

§ 620.635 - May the National Science Foundation settle a debarment or suspension action?

§ 620.640 - May a settlement include a voluntary exclusion?

§ 620.645 - Do other Federal agencies know if the National Science Foundation agrees to a voluntary exclusion?

Appendix A to Part 620 - Certification Regarding Debarment, Suspension, and Other Responsibility Matters - Primary Covered Transactions

Appendix B to Part 620 - Certification Regarding Debarment, Suspension, Ineligibilty and Voluntary Exclusion - Lower Tier Covered Transactions

Appendix C to Part 620 - Certification Regarding Drug-Free Workplace Requirements

Subpart G - Suspension

§ 620.700 - When may the suspending official issue a suspension?

§ 620.705 - What does the suspending official consider in issuing a suspension?

§ 620.710 - When does a suspension take effect?

§ 620.715 - What notice does the suspending official give me if I am suspended?

§ 620.720 - How may I contest a suspension?

§ 620.725 - How much time do I have to contest a suspension?

§ 620.730 - What information must I provide to the suspending official if I contest a suspension?

§ 620.735 - Under what conditions do I get an additional opportunity to challenge the facts on which the suspension is based?

§ 620.740 - Are suspension proceedings formal?

§ 620.745 - How is fact-finding conducted?

§ 620.750 - What does the suspending official consider in deciding whether to continue or terminate my suspension?

§ 620.755 - When will I know whether the suspension is continued or terminated?

§ 620.760 - How long may my suspension last?

Subpart H - Debarment

§ 620.800 - What are the causes for debarment?

§ 620.805 - What notice does the debarring official give me if I am proposed for debarment?

§ 620.810 - When does a debarment take effect?

§ 620.815 - How may I contest a proposed debarment?

§ 620.820 - How much time do I have to contest a proposed debarment?

§ 620.825 - What information must I provide to the debarring official if I contest a proposed debarment?

§ 620.830 - Under what conditions do I get an additional opportunity to challenge the facts on which a proposed debarment is based?

§ 620.835 - Are debarment proceedings formal?

§ 620.840 - How is fact-finding conducted?

§ 620.845 - What does the debarring official consider in deciding whether to debar me?

§ 620.850 - What is the standard of proof in a debarment action?

§ 620.855 - Who has the burden of proof in a debarment action?

§ 620.860 - What factors may influence the debarring official's decision?

§ 620.865 - How long may my debarment last?

§ 620.870 - When do I know if the debarring official debars me?

§ 620.875 - May I ask the debarring official to reconsider a decision to debar me?

§ 620.880 - What factors may influence the debarring official during reconsideration?

§ 620.885 - May the debarring official extend a debarment?

Subpart I - Definitions

§ 620.900 - Adequate evidence.

§ 620.905 - Affiliate.

§ 620.910 - Agency.

§ 620.915 - Agent or representative.

§ 620.920 - Civil judgment.

§ 620.925 - Conviction.

§ 620.930 - Debarment.

§ 620.935 - Debarring official.

§ 620.940 - Disqualified.

§ 620.945 - Excluded or exclusion.

§ 620.950 - Excluded Parties List System

§ 620.955 - Indictment.

§ 620.960 - Ineligible or ineligibility.

§ 620.965 - Legal proceedings.

§ 620.970 - Nonprocurement transaction.

§ 620.975 - Notice.

§ 620.980 - Participant.

§ 620.985 - Person.

§ 620.990 - Preponderance of the evidence.

§ 620.995 - Principal.

§ 620.1000 - Respondent.

§ 620.1005 - State.

§ 620.1010 - Suspending official.

§ 620.1015 - Suspension.

§ 620.1020 - Voluntary exclusion or voluntarily excluded.

Subpart J - [Reserved]

Appendix to Part 620 - Covered Transactions