Exemption from bank guarantee for manufacturer-exporters includes duty paid via Cenvat credit, affecting Advance Authorisation and EPCG schemes. Manufacturer-exporters qualifying for exemption from executing a bank guarantee under Para 3.1(e) of the CBEC circular must have their excise duty total calculated inclusive of duty paid through Cenvat credit; trade notices and standing orders should be issued to inform trade and guide assessing officers, and implementation difficulties should be reported to the Board.