Absence of power to give certificate
No initial notice
4. Except where the plans certificate is combined with an initial notice, no initial notice was in force with respect to the work described in the certificate at the time the certificate was given.
Capacity of approved inspector
5. An initial notice was in force with respect to the work described in the certificate at the time the certificate was given, but—
(a)the certificate is not signed by the approved inspector who gave that notice; or
(b)that person is no longer an approved inspector.