All motor vehicles, including substitute or emergency vehicles operated under a Certificate, shall have maintained in such vehicles a permit, if issued by the ORS, and passenger vehicles shall have displayed on the front windshield of the power unit of such vehicles the license decals, if issued by the ORS upon proper registration of the vehicle.

HISTORY: Amended by State Register Volume 19, Issue No. 5, eff May 26, 1995; State Register Volume 22, Issue No. 6, Part 3, eff June 26, 1998; State Register Volume 32, Issue No. 5, eff May 23, 2008; SCSR 49-5 Doc. No. 5242, eff May 23, 2025.