Sch 2AA para 13
(1) An authority that has made a waste reduction scheme may amend or revoke the scheme. (2) After amending a scheme and before bringing the amendment into operation, the authority must— (a) publish the amended scheme in such manner as it thinks appropriate, and (b) if the amendment affects any of the matters previously notified to occupiers, send to the occupier of any premises to which the scheme applies a notice setting out the effect of the amendment. (3) The amendment or revocation of a scheme does not affect any entitlement or liability under the scheme in respect of a period before the amendment or revocation takes effect. (4) The revocation of a scheme does not affect the duty of the authority to comply with paragraph 6(1).