Special Economic Zone expansion: additional land formally incorporated into the Heavy Engineering SEZ following statutory approval. Notification adds a defined parcel of land to an existing Special Economic Zone for the Heavy Engineering sector at Village Kattupalli, Ponneri Taluk, District Tiruvallur, Tamil Nadu, following the developer's proposal and the government's grant of approval after satisfaction of statutory and rule-based requirements; the Central Government formally notifies the specified survey parcel and subdivision as part of the SEZ under powers conferred by the Act and SEZ Rules.