39. Where an applicant or appellant, as the case may be, so informs the Scottish Ministers or, as the case may be, the planning authority, using electronic communications, the applicant or appellant is deemed to have agreed—
(a)to the use of such communications for all purposes of these Regulations relating to a request for a screening opinion, application, notice or appeal which are capable of being carried out electronically;
(b)that the address for the purpose of such communications is the address incorporated into, or otherwise logically associated with, the request, application, notice or appeal; and
(c)that the applicant or appellant's deemed agreement under this paragraph will subsist until the applicant or appellant gives notice in accordance with regulation 40 that the applicant or appellant wishes to revoke the agreement.