I5. If a serviceman, after resuming service, or returning to duty, as a regular policeman—
(a)is permanently disabled as a result of an injury received during his period of relevant service in the armed forces, the police authority may, in relation to any pension payable to him, other than a deferred pension, exercise the like discretion as that conferred by Regulation I2(4) but, where a pension is increased in pursuance of this sub-paragraph, no account of the increase shall be taken for the purposes of Regulation B7 or B9 (commutation and allocation) or of Part VIII of Schedule B (reduction of pension related to up-rating of widow’s pension);
(b)dies or has died as a result of such an injury, the police authority may, in relation to any widow’s pension or gratuity and any child’s allowance payable in respect of him, exercise the like discretions as those conferred by Regulation I3(3) and (5).