59.—(1) A person shall not, himself or by his servant or agent, sell, make available for purchase or supply in any licensed premises any liquor which consists of or is mixed with any alcohol of a kind other than ethyl alcohol.
(2) Any person acting in contravention of paragraph (1) shall be guilty of an offence and shall be liable on summary conviction to a fine not exceeding level 5 on the standard scale or to imprisonment for a term not exceeding 6 months or to both.