20.—(1) This regulation applies to a regular police officer of the rank of Chief Superintendent, Superintendent, Chief Inspector, Inspector, Sergeant or Constable who is entitled to reckon 35 years’ pensionable service (or would have been so entitled if he had not made an election under regulation 9).
(2) If the police authority determine that the retention in the force of a regular police officer to whom this regulation applies would not be in the general interests of efficiency, he may be required to retire on such date, on or after the date on which he attains the age of 55 years, as the police authority determine.