16 GCA § 3503: Enforcement.

(a) The operator of any vehicle shall stop upon the request or signal of any peace officer in proper uniform who shall exhibit his badge or other sign of authority, and upon such request or signal the operator shall exhibit, in addition to his license or permit as required by this Title, his registration card, and if requested, shall sign his name in the presence of such peace officer for the purpose of establishing his identity.

(b) Any peace officer, who shall be in uniform and shall exhibit his badge or other sign of authority, shall have the right to stop any vehicle, upon request or signal, for the purpose of inspecting the said vehicle as to its equipment and operation, manufacturer’s serial number, engine number or for securing of other lawful information, and it shall be unlawful for any operator of any vehicle to refuse such requests.

(c) Any peace officer, who shall be in uniform or shall exhibit his badge or other sign of authority, shall have the right to investigate any motor vehicle in any public garage or repair shop for the purpose of locating stolen motor vehicles and the owner or custodian of any such garage or repair shop shall permit such investigation.

(d) It shall be unlawful for the operator of any vehicle to refuse to comply with any lawful order, sign or direction of a peace officer who shall be in uniform and shall exhibit his badge or other sign of authority.