California Code of Regulations
Title 13 - Motor Vehicles
Division 2 - Department of the California Highway Patrol
Chapter 2 - Lighting Equipment
Article 4 - Photometric Requirements
Section 657 - Mounting of Devices for Photometric Tests
Universal Citation: 13 CA Code of Regs 657
Current through Register 2024 Notice Reg. No. 38, September 20, 2024
Original equipment devices with nonadjustable housings shall be mounted for the photometric test at the same angles at which they are mounted on the vehicle. Aftermarket devices with nonadjustable housings shall be mounted with the base on a horizontal or vertical surface, whichever is appropriate, unless different mounting instructions are included with each device offered for sale.
Note: Authority cited: Section 26103, Vehicle Code. Reference: Sections 24012 and 26103, Vehicle Code.
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