[Code of Federal Regulations] [Title 46, Volume 1] [Revised as of Octobery 1, 2004] From the U.S. Government Printing Office via GPO Access [CITE: 46CFR5.57] [Page 56-57] TITLE 46--SHIPPING CHAPTER I--COAST GUARD, DEPARTMENT OF HOMELAND SECURITY PART 5_MARINE INVESTIGATION REGULATIONS_PERSONNEL ACTION--Table of Contents Subpart C_Statement of Policy and Interpretation Sec. 5.57 Acting under authority of license, certificate or document. (a) A person employed in the service of a vessel is considered to be acting under the authority of a license, certificate or document when the holding of such license, certificate or document is: (1) Required by law or regulation; or (2) Required by an employer as a condition for employment. (b) A person is considered to be acting under the authority of the license, certificate or document while engaged [[Page 57]] in official matters regarding the license, certificate or document. This includes, but is not limited to, such acts as applying for renewal of a license, taking examinations for upgrading or endorsements, requesting duplicate or replacement licenses, certificates or documents, or when appearing at a hearing under this part. (c) A person does not cease to act under the authority of a license, certificate or document while on authorized or unauthorized shore leave from the vessel.