Home › CFR › Title 21 › Part 5421 CFR Part 54 — Financial Disclosure by Clinical Investigators§ 54.1— Purpose.§ 54.2— Definitions.§ 54.3— Scope.§ 54.4— Certification and disclosure requirements.§ 54.5— Agency evaluation of financial interests.§ 54.6— Recordkeeping and record retention.