21.—(1) Subject to paragraph (3), a fee must be paid to a hazardous substances authority on an application for hazardous substances consent as follows—
(a)if section 13(1) applies (new consent without previous conditions), £200;
(b)if section 13(1) does not apply and the quantity specified in the application as the maximum quantity proposed to be present exceeds twice the controlled quantity, £400; and
(c)in all other cases, £250.
(2) Subject to paragraph (3), a fee must be paid to a hazardous substances authority on an application for the continuation of hazardous substances consent under section 17(1) of £200.
(3) Where applications relating to the same site are made to two or more hazardous substances authorities, a fee is to be paid only to the authority in whose area the largest part of the site is situated and the amount payable is the amount that would have been payable if the application had fallen to be made to one authority in relation to the whole site.
(4) Any fee due in respect of an application must accompany the application when it is made to the hazardous substances authority.
(5) Any fee paid pursuant to this regulation must be refunded if the application is rejected as invalidly made.