22 CFR 51.62 : Foreign Relations (§ 1.1 To Parts 1702-1799) — (§ 1.1 To Parts 240-299) — Department Of State (§ 1.1 To Parts 197-199) — Nationality And Passports (§ 50.1 To § 53.4) — Passports (§ 51.1 To § 51.74) — Denial, Revocation, And Restriction Of Passports (§ 51.60 To § 51.66) — Revocation or limitation of passports.

(a) The Department may revoke or limit a passport when

(1) The bearer of the passport may be denied a passport under 22 CFR 51.60 or 51.61; or 51.28; or any other provision contained in this part; or,

(2) The passport has been obtained illegally, fraudulently or erroneously; was created through illegality or fraud practiced upon the Department; or has been fraudulently altered or misused;

(b) The Department may revoke a passport when the Department has determined that the bearer of the passport is not a U.S. national, or the Department is on notice that the bearer's certificate of citizenship or certificate of naturalization has been canceled.