CFR › Title 45 › Part 617 › §617.1645 CFR §617.16Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkA recipient may not engage in acts of intimidation or retaliation against a person who:(a)Attempts to assert a right protected by the Act, or(b)Cooperates in any mediation, investigation, hearing or other part of NSF's investigation, conciliation, and enforcement process.