SEZs (Special Economic Zones) are duty-free spaces where enterprises which gets recognition as SEZ units operate business in a more liberal environment. Entities within SEZs are offered assistance through foreign contributions without much government interference.
SEZ within notified geographical region operate business with more liberty with respect to economic laws, tax laws, commercial laws, corporate laws, including limited or no tariff implications from Central or State Government. The basic goal behind setup of these zones is the flourishment of Indian enterprises with foreign investments without hassles of different legislations and the exemption from mandatory compliances.
However, SEZs in India are treated as foreign territories in Indian legislations which impose taxes and tariffs for transactions between domestic businesses and SEZ Units.