15. (1) Without prejudice to the power of the Secretary of State, where he is appointed as an approved body in the United Kingdom, to charge fees pursuant to regulations made under section 56 of the Finance Act 1973(1) and subject to paragraph (2), an approved body appointed by the Secretary of State may charge such fees in connection with, or incidental to, carrying out the tasks referred to in regulation 14(2)(c) as it may determine; provided that such fees shall not exceed the sum of the following—
(a)the costs incurred or to be incurred by the approved body in performing the relevant function; and
(b)an amount on account of profit which is reasonable in the circumstances having regard to—
(i)the character and extent of the work done or to be done by the body on behalf of the applicant; and
(ii)the commercial rate normally charged on account of profit for that work or similar work.
(2) The power in paragraph (1) includes the power to require the payment of fees or a reasonable estimate thereof in advance of carrying out the work requested by the applicant.