The Public Notice revises specific Standard Input Output Norms (SIONs) applicable to Chemical and Allied Products. DGFT has revised multiple existing SIONs, namely K18, K34, K58, K65, K117, A1569, A1576, A1579, A1766, and A1806, and has also introduced two new SION entries, A3696 and A3697. In addition, Serial No. 8 of the General Note applicable to all export product groups has also been revised.