CFR›Title 29›Subtitle A›Part 18›Subpart B›Subject Group Authentication and Identification ContainsSections 18.901–18.903CorpusDaily eCFRDisplayed edition2026-04-28Last updated2026-04-28 Sections 18.901 § 18.901 Requirement of authentication or identification. 18.902 § 18.902 Self-authentication. 18.903 § 18.903 Subscribing witness' testimony unnecessary. Previous Applicability Applicability Next Contents of Writings, Recordings, and Photographs Contents of Writings, Recordings, and Photographs