(1)  Where an offence against this Act is committed by a veterinary services company, every person concerned in the management of the company shall be deemed also to have committed the offence and may be convicted of the offence, unless he proves that the act or omission constituting the offence took place without his knowledge or consent.

(2)  A person referred to in subsection (1) may be convicted of an offence under that subsection whether or not the veterinary services company is charged with or convicted of the offence.

(3)  Where an offence against this Act is committed by a person (in this section referred to as " the principal offender " ) who is a partner in a veterinary services partnership, every other partner in the partnership is deemed also to have committed the offence and may be convicted of the offence, unless the other partner proves that the act or omission constituting the offence took place without the other partner's knowledge or consent.

(4)  A partner referred to in subsection (3) may be convicted of an offence under that subsection whether or not the principal offender who committed the offence referred to in that subsection is charged with or convicted of the offence.