{"data":{"id":"us/29-cfr-18.603","jurisdiction":"us","citation":"29 CFR 18.603","heading":"Oath or affirmation.","body":"Before testifying, every witness shall be required to declare that the witness will testify truthfully, by oath or affirmation administered in a form calculated to awaken the witness' conscience and impress the witness' mind with the duty to do so.","path":["Title 29—Labor","Subtitle A—Office of the Secretary of Labor","PART 18—RULES OF PRACTICE AND PROCEDURE FOR ADMINISTRATIVE HEARINGS BEFORE THE OFFICE OF ADMINISTRATIVE LAW JUDGES","Subpart B—Rules of Evidence"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-29.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:25:20Z","sha256":"1979e9d276be1c791e30639efae252b8410247c8aa0f6f50a91d0789779e199b","source_id":"us-cfr","stale":true,"prev":"us/29-cfr-18.602","next":"us/29-cfr-18.604"},"notice":"GroundRules: Original legal text. Not legal advice."}