(a) Scabies.
  (1) Livestock originating in scabies quarantined areas outside the State of Texas. Livestock originating in scabies quarantined areas outside the State of Texas must, in addition to other requirements, be accompanied by a certificate of veterinary inspection certifying that the herd of origin has been inspected and declared free of scabies infestation or exposure. Slaughter livestock originating in a quarantined area and consigned directly to an approved slaughter establishment for immediate slaughter must be accompanied by a certificate of veterinary inspection or a VS Form 1-27 permit issued by state or federal regulatory personnel certifying they are "scabies free."
  (2) Any treated livestock. Any treated livestock must be accompanied by a certificate issued by state or federal regulatory personnel identifying the livestock treated and stating the date of treatment. If the livestock enter less than 14 days following treatment, the transporting vehicle must be placarded and billing marked in accordance with the Code of Federal Regulations. The livestock have been officially treated by one of the following methods:
    (A) Dipping. The livestock have been dipped in Co-Ral or GX 118 (Prolate) under supervision of state or federal regulatory personnel within 10 days prior to shipment and transported in clean and disinfected vehicles.
    (B) Ivermectin.
      (i) The livestock have been treated with Ivermectin within 21 days prior to entry under the supervision of state or federal regulatory personnel in accordance with label directions.
      (ii) The treated livestock must be kept physically separated from all untreated livestock for 21 days following treatment.
      (iii) Ivermectin may not be used with female dairy cattle of breeding age. Livestock treated with Ivermectin must be withheld from slaughter according to label directions.
    (C) Dectomax.
      (i) The livestock have been treated with Dectomax within 21 days prior to entry under the supervision of state or federal regulatory personnel in accordance with label directions.
      (ii) The treated livestock must be kept physically separated from all untreated livestock for 21 days following treatment.
      (iii) Dectomax may not be used with female dairy cattle of breeding age, preruminating calves, or calves to be processed for veal. Livestock treated with Dectomax must be withheld from slaughter according to label directions.
(b) Screwworm Requirements. All animals presented for entry into Texas from any area in which the screwworm is known to exist must be free of screwworms and screwworm fly eggs. Wounds (infested or noninfested) must be treated with United States Department of Agriculture approved screwworm killer and fly repellent. Animals other than lactating dairy animals and young animals under two weeks of age must be sprayed with a spray approved by the executive director.
(c) Fever Tick Requirements. All movement of livestock from or into the Texas Fever Tick Eradication Zone shall be in accordance with Chapter 41 of this title.
(d) Vesicular Stomatitis. No equine, bovine, porcine, caprine, ovine, or cervidae may enter Texas from a premise or area under quarantine for vesicular stomatitis. All equine, bovine, porcine, caprine, ovine, or cervidae from a vesicular stomatitis affected state must have a certificate of veterinary inspection issued within 14 days of the date of entry into Texas. A copy of the certificate of veterinary inspection must accompany such animal shipments at all times.
(e) Regulations on livestock imported from Mexico.
  (1) All cattle moved into Texas from Mexico shall be identified with an "M" brand prior to moving to a destination in Texas. Metal eartags applied in Mexico must not be removed from the animals.
  (2) A copy of the certificate issued by an authorized inspector of the United States Department of Agriculture, Animal and Plant Health Inspection Service, for the movement of Mexico cattle into Texas must accompany such animals to their final destination in Texas, or so long as they are moving through Texas.

Source Note: The provisions of this §51.7 adopted to be effective June 3, 2002, 27 TexReg 5182; amended to be effective July 2, 2012, 37 TexReg 4864; amended to be effective October 28, 2015, 40 TexReg 7401