1. Written authorization. A humane agent, animal control officer or animal shelter may authorize in writing the euthanasia of severely sick or severely injured livestock under the following conditions:
A. The clerk or animal control officer of the municipality in which the livestock was found has been notified of the livestock's presence and a reasonable attempt to contact the owner of the livestock has been made; and
B. A veterinarian states in writing that given reasonable time and reasonable care the livestock's recovery from the livestock's sickness or injury is doubtful.
2. Immediate euthanasia. Notwithstanding subsection 1, paragraphs A and B, a veterinarian may authorize immediate euthanasia if, in the veterinarian's judgment, there is no possibility of recovery for severely sick or severely injured livestock.