Revision of duty drawback rates updates AIRs to neutralize input duties and prescribes caps with compliance safeguards. Revision of All Industry Rates (AIRs) of Duty Drawback establishes revised rates effective 19.12.2018 to neutralize customs and specified central excise incidence on inputs, assigns suffixes 'B' (standard) and 'D' (Special Advance Authorization garments), increases or rationalizes rates across multiple sectors, introduces 24 new tariff items, and prescribes caps where necessary. Commissioners must prevent misuse, scrutinize sensitive shipping bills and declaration mismatches, issue guidance, and submit product-specific cap data; exporters may submit representations to the Drawback Committee by 31.12.2018 for supplementary consideration.