Credit of Duty on Texturised Yarn: deemed excise duty credit allowed without documentary proof for manufacturers of specified final products. The notification declares a fixed deemed duty credit on specified texturised polyester yarns purchased by manufacturers of certain processed and woven fabrics produced by composite mills, allowing credit without documentary proof at clearance. That deemed credit is usable only for payment of excise duty on the listed final products, with adjustment or conditional refund rules for exports and a prohibition on refund where drawback or rebate is claimed. Benefits are excluded for clandestine removals or where duty has been evaded by fraud, collusion, mis-statement, suppression or contravention of excise law; 'composite mill' is defined and the credit is deemed irrespective of actual duty paid.