142DPowers of ACAT—proposed buildings etc forming part of

142D Powers of ACAT—proposed buildings etc forming part of development The ACAT must not, in relation to a proposed building, or a building as proposed to be altered, forming part of a development— (a) vary a decision to issue a stop notice under section 53 (Stop notices) or a notice under section 58 (2) or (4) (Further notices relating to stop notices) or section 62 (1) (Notice to carry out building work), or substitute a decision for a decision it has set aside, in a way that would be contrary to a development approval for the development; or (b) vary a decision to issue a notice under section 58 (4), or substitute a decision for a decision the ACAT has set aside, unless there is a development approval for the development.