143.—(1) A jobseeker’s allowance shall not be payable in accordance with regulation 141 or, as the case may be, 142, except where the claimant has—
(a)furnished on a form approved for the purpose by the Secretary of State or in such other form as he may in any particular case approve a statement of the circumstances he relies upon to establish entitlement under regulation 141 or as the case may be regulation 142; and
(b)signed the statement.
(2) The completed and signed form shall be delivered by the claimant to such office as the Secretary of State may specify.