Special Economic Zone customs procedures streamline import, export, transfer and compliance mechanisms under customs law. Establishes customs procedures for SEZ units and developers: Letters of Permission by the Development Commissioner; defined import channels including ports, airports, land customs stations, couriers and electronic links; filing and assessment of bill of entry with 'special economic zone cargo' endorsement; assessed bill treated as permission to transfer to the zone; arrival verification and submission of the fifth copy within forty-five days or duty demand; special procedures for sealed FCL containers, courier/postal imports, gems and jewellery personal carriage, software via data links, procurement from warehouses and domestic tariff area units, and prescribed export documentation and self-certification; running bond and security requirements to cover duty forgone.