63.—(1) Without prejudice to any other right to refuse a person admission to premises or to expel a person from premises, the holder of a licence or his servant or agent may refuse to admit to, or may expel from, the licensed premises any person who is drunken, or is acting in a disorderly manner, or whose presence in the licensed premises would subject the holder of the licence to a penalty under this Order or under any other statutory provision.
(2) If any person liable to be expelled from licensed premises under this Article, when requested by the holder of the licence or his servant or agent or a constable to leave the premises, fails to do so, he shall be guilty of an offence and shall be liable on summary conviction to a fine not exceeding level 4 on the standard scale.
(3) A constable shall, on the demand of the holder of a licence or his servant or agent, help to expel from the licensed premises any person liable to be expelled from those premises under this Article, and may use such force as may be required for the purpose.