20.—(1) A person who gives or sells to another person a dog in respect of which a dog licence is required by this Order shall not part with the possession of the dog unless that other person has produced a dog licence in respect of that dog or a block licence which is valid in relation to the dog in question.
(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 £200.