(a) Surgery or nonsurgical sterilization performed in accordance with this chapter must be performed by a veterinarian or a full-time student of an accredited college of veterinary medicine as provided by Chapter 801, Occupations Code.
(b) A veterinarian employed by a releasing agency may not perform nonemergency veterinary services other than sterilization on an animal that the releasing agency knows or should know has an owner. However, this subsection does not prevent a veterinarian employed by a releasing agency from performing veterinary services on an animal whose owner is indigent.
(c) A person associated with a releasing agency may not interfere with the independent professional judgment of a veterinarian employed by or under contract with the releasing agency.