Cal. Code Regs. tit. 3, § 752.1
(a) The official tattoo indicating bovine brucellosis calfhood vaccination shall be placed in the right ear of each calf vaccinated. All elements of the tattoo will be made by a series of pins and followed with the application of a tattoo ink furnished or approved by the Department as being suitable to produce a permanent tattoo in the ear. It shall consist of three (3) elements in order from left to right as follows:
(1) First Element.
(3) Third Element. The third element will be the number designating the last digit of the year in which the animal was vaccinated.
An example of a complete tattoo is illustrated below:
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Note: Authority cited: Sections 407, 10324, 10326 and 10327, Food and Agricultural Code. Reference: Sections 10352, 10356, 10357, 10358 and 10359, Food and Agricultural Code.
1. New section filed 3-5-62; effective thirtieth day thereafter (Register 62, No. 5).
2. Amendment filed 4-16-68; effective thirtieth day thereafter (Register 68, No. 16).
3. Amendment filed 8-22-78; effective thirtieth day thereafter (Register 78, No. 34).
4. Repealer and new section filed 5-24-99; operative 6-23-99 (Register 99, No. 2).
5. Amendment of section and Note filed 2-27-2017; operative 4-1-2017 (Register 2017, No. 9).