Standard Input Output Norms modification: additions and corrections alter import content and description requirements for specified export items. DGFT Public Notice fixes and modifies Standard Input Output Norms by prescribing amendments and corrections (Annexure A) and by adding new SION entries (Annexures B-F) across Chemicals and Allied Products, Electronic Products, Engineering Products, Plastic Products and Miscellaneous Products. The changes substitute and correct export product descriptions, amend or delete existing norms, add alternative import inputs with specified quantities or net to net allowances, and impose a valuation limit on dyes relative to FOB export value.