{"data":{"id":"us/45-cfr-46.503","jurisdiction":"us","citation":"45 CFR 46.503","heading":"When must an IRB be registered?","body":"An IRB must be registered before it can be designated under an assurance approved for federalwide use by OHRP under § 46.103(a). IRB registration becomes effective when reviewed and accepted by OHRP. The registration will be effective for 3 years.","path":["Title 45—Public Welfare","SUBTITLE A—Department of Health and Human Services","SUBCHAPTER A—GENERAL ADMINISTRATION","PART 46—PROTECTION OF HUMAN SUBJECTS","Subpart E—Registration of Institutional Review Boards"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-45.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:21Z","sha256":"8510eaac815d8bbd76a46a6368b5443601db6de4a9e59b32879813afd085d2ed","source_id":"us-cfr","stale":true,"prev":"us/45-cfr-46.502","next":"us/45-cfr-46.504"},"notice":"GroundRules: Original legal text. Not legal advice."}