California Code
ARTICLE 3 - Presumptions Affecting Acknowledged Writings and Official Writings
Section 1452.

1452. A seal is presumed to be genuine and its use authorized if it purports to be the seal of:

(a) The United States or a department, agency, or public employee of the United States.

(b) A public entity in the United States or a department, agency, or public employee of such public entity.

(c) A nation recognized by the executive power of the United States or a department, agency, or officer of such nation.

(d) A public entity in a nation recognized by the executive power of the United States or a department, agency, or officer of such public entity.

(e) A court of admiralty or maritime jurisdiction.

(f) A notary public within any state of the United States.

(Enacted by Stats. 1965, Ch. 299.)