Special Advance Authorization combined with All Industry Rates enables streamlined duty drawback procedures for exporters. Special Advance Authorization under para 4.04A of FTP 2015-20 may be issued in combination with All Industry Rates (AIRs) of Duty Drawback; CBEC circular and Customs and DGFT Notifications provide the detailed guidance and are available on the respective websites, and exporters should raise any operational difficulties with the Customs office.