8 Ill. Adm. Code 75.110
Identification Tags
Section 75
Section 75.110
Identification Tags
No person shall remove
identification tags, numbers, brands, ear tags, microchips, or market cattle
identification program backtags from livestock except:
a) Backtags shall only be removed when an animal is blood tested
or is slaughtered and a Market Cattle Identification sample collected.
b) Identification tags shall be removed only when an animal is
slaughtered and a Market Cattle Identification sample collected.