or exhibitor by the attending veterinarian not less than once every 12 months, unless animal health or safety considerations require a different protocol. (C) Vaccinations for contagious or deadly diseases, and sampling and treatment of parasites and other pests, to which the species maintained by a dealer or exhibitor may be susceptible, in accordance with a schedule approved by the attending veterinarian. (D) Preventative care and treatment as required by the species maintained by a dealer or exhibitor, in accordance with a schedule approved by the attending veterinarian. . 4. License suspensions and revocations Section 19 of the Animal Welfare Act ( 7 U.S.C. 2149 ) is amended— (1) in subsection (a)— (A) by striking hereunder, he may suspend and inserting the following: hereunder— (1) in the case of any such violation that is not described in paragraph (2), the Secretary may suspend