De-notification of SEZ land reduces SEZ area after statutory approvals and satisfies SEZ Act procedural requirements. Central Government de-notifies 00.4788 hectares within the Perungalathur IT SEZ at the instance of the applicant, consequent upon State Government approval and the Development Commissioner's recommendation, and having satisfied statutory prerequisites under the SEZ legislative and rule framework; the de-notified parcels are identified by specific survey numbers and their individual areas, producing a resultant SEZ area of 10.1368 hectares.