Can duty credit scrips such as Merchandise Exports from India Scheme (MEIS) and Service Exports from India Scheme (SEIS) be used for payment of GST

No. MEIS and SEIS scrip can be used only for payment of Basic Customs Duty or additional duties of Customs on items not covered under GST for imports under GST regime.

(FAQ 10: TRANSITION OF EXPORT PROMOTION SCHEME ON IMPLEMENTATION OF GST)