De-notification of SEZ land reduces the notified area following government exercise of statutory powers under the SEZ Act. The Central Government, satisfied that statutory prerequisites were fulfilled, exercised the second proviso to sub section (1) of Section 4 of the Special Economic Zones Act, 2005 and rule 8 of the Special Economic Zone Rules, 2006 to de-notify 49-89-94 hectares from the Dahej multi-product SEZ, revising the net SEZ area to 1682-65-40 hectares and amending the schedule of affected survey numbers with their new area entries as set out in the notification.