3.—(1) A notice of appeal must be given—
(a)in relation to an appeal against a revocation notice, before the notice takes effect;
(b)in relation to the withdrawal of a duly-made application under paragraph 4(2) of Schedule 5, not later than 15 working days from the date of the notice served under that paragraph;
(c)in relation to a variation notification, a suspension notice, an enforcement notice or a landfill closure notice, not later than 2 months from the date of the notification or notice;
(d)in any other case not later than 6 months from the date of the decision or deemed decision.
(2) The appropriate authority may in a particular case allow notice of appeal to be given after the periods mentioned in sub-paragraph (1)(b) or (c) have expired.
(3) In this paragraph “variation notification” means notification of a decision to vary an environmental permit given under paragraph 17(2) of Schedule 5.