18 GCA § 56403.1: Issuance of Harbor Pilot's Licenses.

The Manager of the Port Authority of Guam shall have the power and duty to issue pilot licenses pursuant to credentialing criteria established by rules and regulations of the Authority for persons who seek to engage in the profession of harbor pilot within Guam. Each such license shall be valid for a period of five (5) years, or until the expiration of the applicant's U.S. Coast Guard pilot's license, whichever first occurs.