StacksVerified U.S. regulatory reference

9 CFR §309.11

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
Vaccine livestock with unhealed lesions of vaccinia, accompanied with fever, which have not been exposed to any other infectious or contagious disease, are not required to be slaughtered and may be released for removal from the premises.