(1) For the purpose of enabling development to be carried out in accordance with a permission granted under this Act, any conditions or regulations contained in any other law which would conflict with the conditions attached to a planning permission shall not apply.
(2) This Act and any restrictions or powers thereby imposed or conferred in relation to land apply and may be exercised in relation to any land, although provision is made by any other written law in force at the passing of this Act for authorising or regulating the development of the land.