12.—(1) Retirement shall be compulsory on attaining the age of 65 years.
(2) The Chief Constable may require a member to retire on such date as he may specify on the grounds that he is disabled to such an extent that he is unable to perform the ordinary duties of a member and the disablement is likely to be permanent.
(3) Without prejudice to paragraphs (1) and (2) or the Conduct Regulations, but subject to paragraph (4), a member may retire only if he has given a month’s written notice of his intention to retire or such shorter notice as may have been accepted by the Chief Constable.
(4) A member who is suspended under the Conduct Regulations may not, without the consent of the Chief Constable, give notice for the purposes of paragraph (3) or retire in pursuance of a notice previously given.