Cal. Code Regs. tit. 13, § 205.04 – Year of Manufacture License Plates for Vehicles with Model Years Prior to 1963.

(a) Base year license plate must have the appropriate year validation sticker or tab attached to the plate to be authenticated as other than the base year. For example, a 1956 base-year license plate with a 1958 validation sticker validates a 1958 license plate.
1. (1) Vehicles with model year 1942 and prior, 1947 and 1956 will not require the validation sticker or tab as those were the base-year plates.

Note: Authority cited: Section 1651, Vehicle Code. Reference: Section 5004.1, Vehicle Code.

1. New section filed 3-4-2010; operative 4-3-2010 (Register 2010, No. 10).

2. Amendment filed 6-19-2017; operative 10-1-2017 (Register 2017, No. 25).