9. After rule 24, insert—
24A. Where a person is no longer willing to accept the use of electronic communications for any purpose of these Rules which is capable of being carried out electronically, he shall give notice in writing—
(a)withdrawing any address notified to the Secretary of State or to a local planning authority for that purpose, or
(b)revoking any agreement entered into with the Secretary of State or with a local planning authority for that purpose,
and such withdrawal or revocation shall be final and shall take effect on a date specified by the person in the notice but not less than seven days after the date on which the notice is given.”.