After 1st July 2017, the benefits under all the said schemes shall be restricted only to Basic Customs Duty, Safeguard Duty, Transitional Product Specific Safeguard Duty and Anti-dumping Duty in respect of goods leviable to IGST. For items specified in the Fourth Schedule to the Central Excise Act, 1944 (specified petroleum products, tobacco etc.) exemption from Additional Duty leviable under Sections 3(1), 3(3) and 3(5) of the Customs Tariff Act, 1975 shall be available.
(FAQ 8: TRANSITION OF EXPORT PROMOTION SCHEME ON IMPLEMENTATION OF GST)