12.—(1) Where the Secretary of State is satisfied that a claimant is entitled to any repayment under regulation 11, he must—
(a)in the case of a repayment to be made—
(i)in respect of a NHS charge made by an NHS trust or a Primary Care Trust, for an appliance specified in Schedule 1 to the Charges Regulations (fabric supports and wigs), calculate the amount payable and notify in writing the NHS trust or the Primary Care Trust of the claimant’s entitlement and the amount to be paid,
(ii)in respect of NHS travel expenses incurred by a person in attending a hospital or any other place managed by an NHS trust or a Primary Care Trust notify in writing the NHS trust or the Primary Care Trust of the claimant’s entitlement; or
(b)in a case falling within regulation 3(1)(b) (travel to a port) notify in writing the health service body which made the arrangements referred to in that provision of the claimant’s entitlement; or
(c)in any other case, cause a repayment to be made to the claimant in such manner as appears to the Secretary of State to be appropriate in the circumstances of the particular case.
(2) Where an NHS trust, a Primary Care Trust or other health service body receives notification as mentioned in paragraph (1), it must calculate any amount payable in respect of NHS travel expenses in accordance with these Regulations and make any repayment due to a claimant in respect of such travel expenses or NHS charge.
(3) A person who is entitled to repayment in respect of NHS travel expenses must sign a declaration of entitlement and provide such evidence of his entitlement and of his travel expenses as the health service body which is making the repayment may require.
(4) The Dental Practice Board, constituted under section 37 of the Act, is authorised to carry out any activity of the Secretary of State under paragraph (1)(a) or (c) of this regulation relating to the repayment of charges for dental appliances and dental treatment described in regulation 4(1)(b) or (c), including repayment of any amount due to a claimant.