{"data":{"id":"us/31-cfr-501.720","jurisdiction":"us","citation":"31 CFR 501.720","heading":"Separation of functions.","body":"Any officer or employee engaged in the performance of investigative or prosecutorial functions for the Department in a proceeding as defined in § 501.702 may not, in that proceeding or one that is factually related, participate or advise in the decision pursuant to Section 557 of the Administrative Procedure Act, 5 U.S.C. 557, except as a witness or counsel in the proceeding.","path":["Title 31—Money and Finance: Treasury","Subtitle B—Regulations Relating to Money and Finance","CHAPTER V—OFFICE OF FOREIGN ASSETS CONTROL, DEPARTMENT OF THE TREASURY","PART 501—REPORTING, PROCEDURES AND PENALTIES REGULATIONS","Subpart D—Trading With the Enemy Act (TWEA) Penalties"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-31.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:25Z","sha256":"522168f423c9e591adc013774ea3dd770fd5b44607f01bedf56c70f29d382c89","source_id":"us-cfr","stale":true,"prev":"us/31-cfr-501.719","next":"us/31-cfr-501.721"},"notice":"GroundRules: Original legal text. Not legal advice."}