Paragraph 30

Neither an interim development authority, nor, where the F1Department of Development for Northern Ireland is exercising any of the functions of such an authority, that Department, shall take any action under section 4 of the M1Planning (Interim Development) Act (Northern Ireland) 1944 (enforcement of interim development control) in respect of any development carried out before the appointed day in or on land that vests in the Post Office by virtue of section 16 of this Act.