CFR›Title 21›Chapter I›21 CFR Part 56 Citation21 CFR Part 56ContainsSubparts Subpart A–Subpart ECorpusDaily eCFRDisplayed edition2026-11-09Last updated2026-11-09 PART 56—INSTITUTIONAL REVIEW BOARDS Subparts Subpart A Subpart A—General Provisions Subpart B Subpart B—Organization and Personnel Subpart C Subpart C—IRB Functions and Operations Subpart D Subpart D—Records and Reports Subpart E Subpart E—Administrative Actions for Noncompliance Authority21 U.S.C. 321, 343, 346, 346a, 348, 350a, 350b, 351, 352, 353, 355, 360, 360c-360f, 360h, 360i, 360j, 360hh-360ss, 371, 379e, 381; 42 U.S.C. 216, 241, 262.Source46 FR 8975, Jan. 27, 1981, unless otherwise noted.