a certificate of exemption again issued under
section 8.
(2) No person shall exhibit any film, or a copy
thereof, in respect of which a certificate of approval
issued under section 15 has been revoked unless and until
there is in force in respect of the film
(a)
(b)
a certificate of exemption issued under section
8; or
a certificate of approval again issued under
section 15.
(3) No person shall exhibit any film, or a copy
thereof, in respect of which a certificate of approval
issued under section 15 has become invalid unless and until
there is in force in respect of the film -
(a) a certificate of exemption issued under section
8; or