4(1)If it appears to the rent officer that the information is sufficient but either—S
(a)he is not satisfied that the rent stated in the application would be a fair rent, or
(b)the dwelling-house is subject to a regulated tenancy,
he shall serve on the applicant a notice stating that he proposes, at a time (which shall not be earlier than seven days after the service of the notice) and place specified in the notice, to consider in consultation with the applicant, if present at that time and place, what rent ought to be specified in the certificate.
(2)At any such consultation the applicant may be represented by a person authorised by him in that behalf, whether or not that person is an advocate or a solicitor.