53Alteration of simplified planning zone scheme
(1)This section applies where alterations to a simplified planning zone scheme are adopted or approved.
(2)The adoption or approval of alterations providing for the inclusion of land in the simplified planning zone has effect to grant in relation to that land, or such part of it as is specified in the scheme, planning permission for development so specified or of any class so specified.
(3)The adoption or approval of alterations providing for the grant of planning permission has effect to grant such permission in relation to the simplified planning zone, or such part of it as is specified in the scheme, for development so specified or development of any class so specified.
(4)The adoption or approval of alterations providing for the withdrawal or relaxation of conditions, limitations or restrictions to which planning permission under the scheme is subject has effect to withdraw or relax the conditions, limitations or restrictions immediately.
(5)The adoption or approval of alterations providing for—
(a)the exclusion of land from the simplified planning zone,
(b)the withdrawal of planning permission, or
(c)the imposition of new or more stringent conditions, limitations or restrictions to which planning permission under the scheme is subject,
has effect to withdraw permission, or to impose the conditions, limitations or restrictions, with effect from the end of the period of 12 months beginning with the date of the adoption or approval.
(6)The adoption or approval of alterations to a scheme does not affect planning permission under the scheme in any case where the development authorised by it has been begun.