CFR › Title 25 › Part 166 › §166.31025 CFR §166.310Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkIn accordance with applicable law, permittees must:(a)Vaccinate livestock;(b)Treat all livestock exposed to or infected with contagious or infectious diseases; and(c)Restrict the movement of exposed or infected livestock.