19. In this Division—“application” means an application to conduct a controlled activity; “approval” means an approval under Subdivision B; “controlled activity” means an activity in relation to an object which—
(a) is inconsistent with the Heritage Objects Register; or
(b) where an interim Heritage Objects Register is in effect—would be inconsistent with the Heritage Objects Register—
(i) where there is no Heritage Objects Register— if the interim Register were to become that Register; or
(ii) in any other case—if that Register were varied in accordance with the interim Register.