22 C.F.R. § 51.6 Damaged, mutilated or altered passport.
Title 22 - Foreign Relations
Any passport which has been materially changed in physical appearance or composition, or contains a damaged, defective or otherwise nonfunctioning electronic chip, or which includes unauthorized changes, obliterations, entries or photographs, or has observable wear and tear that renders it unfit for further use as a travel document may be invalidated. [70 FR 61555, Oct. 25, 2005]
Title 22: Foreign Relations
PART 51—PASSPORTS
Subpart A—General
§ 51.6 Damaged, mutilated or altered passport.
