TITLE 8: AGRICULTURE AND ANIMALS
CHAPTER I: DEPARTMENT OF AGRICULTURE
SUBCHAPTER b: ANIMALS AND ANIMAL PRODUCTS (EXCEPT MEAT AND POULTRY INSPECTION ACT REGULATIONS)
PART 85 DISEASED ANIMALS
SECTION 85.30 IDENTIFICATION EAR TAGS FOR LIVESTOCK
Section 85.30 Identification Ear Tags for Livestock
a) All livestock, except purebred or crossbred animals registered with an approved registry association, tested for brucellosis and/or tuberculosis in the State of Illinois shall be identified by an ear tag placed in the right ear that bears the prefix number "33" followed by 3 letters and then by 4 numbers, and that, on the reverse side, bears the word "Illinois", or by an official ear tag as defined in the Code of Federal Regulations (9 CFR 78.1; 2009).
b) Purebred or crossbred animals registered with an approved registry association may be identified for test or vaccination by registration number, dam's registration number, microchip, or record association approved individual tattoo.
(Source: Amended at 34 Ill. Reg. 19399, effective January 1, 2011)