7In subsection (1) of section 29 (which relates to permission to retain buildings or works, or continue use of land)—
(a)after the word " whether " there shall be inserted the word “—
(a)”; and
(b)at the end there shall be added the words “; or
(b)the application is for permission to retain the buildings or works, or continue the use of land, without complying with some condition subject to which a previous planning permission was granted.”.