If—
then, so long as the initial notice continues in force, the registered building control approver by whom the notice was given shall undertake such functions as may be prescribed with respect to the inspection of plans of the work to which the notice relates, the supervision of that work and the giving and receiving of certificates and other notices.
A local authority to whom an initial notice is given—
and, in a case where the work to which an inital notice relates is work of such a description that, if plans of it had been deposited with an application for building control approval in respect of it had been made to the local authority, the authority could, under any enactment, have imposed requirements as a condition of passing the plans granting the application, the local authority may impose the like requirements as a condition of accepting the initial notice.
Unless, within the prescribed period, the local authority to whom an initial notice is given give notice of rejection, specifying the ground or grounds in question, to each of the persons by whom the initial notice was given, the authority is conclusively presumed to have accepted the initial notice and to have done so without imposing any such requirements as are referred to in subsection (2) above.
Subsection (3) does not apply in prescribed circumstances.
An initial notice—
and building regulations may empower a local authority to extend (whether before or after its expiry) any such period of time as is referred to in paragraph (ii) above.
The form prescribed for an initial notice may be such as to require—
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This section is subject to sections 53 and 53B (new initial notices).