14.—(1) Subject to the following provisions of this regulation, a claim for maternity allowance in expectation of confinement, or for an increase in such an allowance in respect of an adult dependant, and an award on such a claim, may be made not earlier than 14 weeks before the beginning of the expected week of confinement.
(2) A claim for an increase of maternity allowance in respect of an adult dependant may not be made in advance unless, on the date when made, the circumstances relating to the adult dependant concerned are such as would qualify the claimant for such an increase if they occurred in a period for which she was entitled to a maternity allowance.