43. Liability of principal and agent
(1) When an agent sells any taxable goods on behalf of his principal, such agent and his principal shall both be jointly and severally liable to pay tax on such sales.
(2) Notwithstanding that a principal may not be liable to tax on the sale or purchase of any goods made within the State for any reason, nevertheless his agent shall be liable to pay tax on the sale or purchase of goods in accordance with the provisions of this Act.