(1) This section applies to heritage works for which a minor works approval has not been issued.(2) For all purposes (a) the heritage works are taken to be a development under the Planning Act; and(b) the relevant planning scheme or relevant special planning order, if it does not do so, is taken to require a permit for that development; and(c) the relevant planning scheme or relevant special planning order, if it does not do so, is taken to specify that development as being of a kind which a planning authority has a discretion to refuse or permit.