22.—(1) The regulator may revoke an environmental permit in whole or in part.
(2) If the regulator revokes a permit in part, it may vary the permit conditions to the extent that it considers necessary to take account of the revocation.
(3) Where the regulator decides to revoke an environmental permit it must serve a notice on the operator specifying—
(a)the reasons for the revocation;
(b)in the case of a partial revocation—
(i)the extent to which the environmental permit is being revoked, and
(ii)any variation to the conditions of the environmental permit; and
(c)the date on which the revocation will take place, which must not be less than 20 working days after the date on which the notice is served.
(4) Unless the regulator withdraws a revocation notice, an environmental permit ceases to have effect on the date specified in the notice—
(a)in the case of a revocation in whole, entirely; or
(b)in the case of a partial revocation, to the extent of the part revoked.
(5) In the case of a partial revocation, the regulator may replace the environmental permit with a consolidated environmental permit reflecting the variation.
(6) Any variation made by a regulator under this regulation—
(a)is taken to be a regulator-initiated variation under regulation 20(1); and
(b)may only be made in accordance with regulation 20.
(7) Paragraphs 17, 18 and 19 of Part 1 of Schedule 5 apply in relation to the decision to make a regulator-initiated variation and the notification of such a decision.
(8) If a waste operation, stand-alone water discharge activity or stand-alone groundwater activity is registered as an exempt facility, that part of an environmental permit (or if applicable, the whole permit) that relates to the waste operation, water discharge activity or groundwater activity is revoked on the date of registration.