Service on a relevant authority
7. (1) Subject to paragraphs (2) and (3) and regulations 8 and 10, a relevant document which is to be given to a relevant authority may be given by any method of serving or transmitting documents.
(2) Where a relevant document is given by delivering it to the relevant authority, it must be delivered—
(a)to the employee or other individual with responsibility for the matter to which the document relates, if the identity of that individual is known, or
(b)in any other case, to the published address of that authority.
(3) Where a relevant document is given to a relevant authority by leaving it at, or posting it to, the address of a relevant authority, it must be left at or posted to the published address of that authority.
(4) For the purposes of this regulation, “posting” a document means sending it by a pre-paid postal service.