3. An enforcement notice issued under section 172 of the principal Act shall specify—
(a)the reasons why the local planning authority consider it expedient to issue the notice; and
(b)the precise boundaries of the land to which the notice relates, whether by reference to a plan or otherwise.
4. Every copy of an enforcement notice served by a local planning authority under section 172(2) of the principal Act shall be accompanied by an explanatory note which shall include the following—
(a)a copy of sections 171A to 177(1) of the principal Act, or a summary of those sections including the following information—
(i)that there is a right of appeal to the Secretary of State against the enforcement notice;
(ii)that an appeal must be made by giving written notice of the appeal to the Secretary of State before the date specified in the enforcement notice as the date on which it is to take effect or by sending such notice to him in a properly addressed, pre-paid letter posted to him at such time that, in the ordinary course of post, it would be delivered to him before that date;
(iii)the grounds on which an appeal may be brought under section 174 of the principal Act;
(b)notification that an appellant must submit to the Secretary of State, either when giving notice of appeal or within 14 days from the date on which the Secretary of State sends him a notice so requiring him, a statement in writing specifying the grounds on which he is appealing against the enforcement notice and stating briefly the facts on which he proposes to rely in support of each of those grounds.
Sections 171A to 171D and section 177(5A) are inserted by sections 1, 4(1) and 6(3) of the Planning and Compensation Act 1991 (c. 34). Sections 172 and 173 are substituted and 173A is inserted by section 5 of that Act. Sections 174 to 177 are amended by sections 6(1) and (2) and 32 of and paragraphs 22, 23, 24(1)(a), (2) and (3) of Schedule 7 to that Act.