Fed. R. Evid. 903 · Authentication And Identification
Subscribing Witness’s Testimony
A subscribing witness’s testimony is necessary to authenticate a writing only if required by the law of the jurisdiction that governs its validity.
Source credit (Pub. L. 93–595, § 1, Jan. 2, 1975, 88 Stat. 1945; Apr. 26, 2011, eff. Dec. 1, 2011.)