(1) Except as provided in Subsections (2) and (3), the signature, title or rank, branch of service, and serial number, if any, of any person described in Subsection 57-2a-3(2) are sufficient proof of his authority to perform a notarial act. Further proof of his authority is not required.

(2) Proof of the authority of a person to perform a notarial act under the laws or regulations of a foreign country is sufficient if: (a) a foreign service officer of the United States resident in the country in which the act is performed or a diplomatic or consular officer of the foreign country resident in the United States certifies that a person holding that office is authorized to perform the act; (b) the official seal of the person performing the notarial act is affixed to the document; or (c) the title and indication of authority to perform notarial acts of the person appears either in a digest of foreign law or in a list customarily used as a source of such information.

(a) a foreign service officer of the United States resident in the country in which the act is performed or a diplomatic or consular officer of the foreign country resident in the United States certifies that a person holding that office is authorized to perform the act;

(b) the official seal of the person performing the notarial act is affixed to the document; or

(c) the title and indication of authority to perform notarial acts of the person appears either in a digest of foreign law or in a list customarily used as a source of such information.

(3) The signature and title or rank of the person performing the notarial act are prima facie evidence that he is a person with the designated title and that his signature is genuine.