Tariff classification follows commercial identity and principal function, so a leather dye carrier was kept outside the surfactant heading.

Tariff classification of "Penetrator - 4893" turns on its commercial identity and principal function: although made from surface-active ingredients, it was used as a dye carrier to aid penetration and fixation in leather, so it fell under Heading 38.09 rather than Heading 34.02. The note further states that exemption under Notification No. 101/66-C.E. was unavailable because that relief applied only to preparations remaining classifiable under Chapter 34. A product containing surfactant ingredients is not treated as an organic surface-active preparation if its finished character is a different specified preparation.

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Issues: (i) Whether the product "Penetrator - 4893" was classifiable under Heading 34.02 as an organic surface-active preparation or under Heading 38.09 as a dye carrier used in the leather industry; (ii) Whether the product qualified for exemption under Notification No. 101/66-C.E. dated 17-6-1966, as amended.

Issue (i): Whether the product "Penetrator - 4893" was classifiable under Heading 34.02 as an organic surface-active preparation or under Heading 38.09 as a dye carrier used in the leather industry.

Analysis: Heading 34.02 and Chapter Note 3 covered only products answering the character of organic surface-active agents, namely those that reduce surface tension and are understood in trade as surfactants. The product in question was manufactured from surface-active agents mixed with solvents and water, but after manufacture it acquired a distinct commercial identity and function. Its admitted use was to aid penetration and fixation of dye in leather, and its principal role was as an auxiliary dye carrier rather than as a surface-active preparation. A preparation containing surface-active ingredients does not remain classifiable under Heading 34.02 merely because some ingredients are surfactants when the finished product is commercially and functionally a different preparation. Heading 38.09 specifically covered dye carriers and other preparations of the kind used in the leather industry.

Conclusion: The product was correctly classifiable under Heading 38.09 and not under Heading 34.02.

Issue (ii): Whether the product qualified for exemption under Notification No. 101/66-C.E. dated 17-6-1966, as amended.

Analysis: The notification applied only to emulsifiers, wetting out agents, softeners and similar preparations intended for use in industrial processes falling under Chapter 34, where the final product itself remained classifiable under that Chapter. Since the product was held to fall under Heading 38.09 and not under Chapter 34, the condition precedent for the exemption was not satisfied. The Board circular relied upon had no application to the product in dispute.

Conclusion: The exemption was not available.

Final Conclusion: The impugned classification in favour of Chapter 38 was upheld, the exemption claim failed, and the Revenue succeeded in the appeal.

Ratio Decidendi: For tariff classification, the finished product must be classified according to its commercial identity and principal function, and a preparation containing surface-active ingredients will not fall under the surfactant heading if its dominant character is that of a different specified preparation.

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