Essential character governs tariff classification, and doubtful entries must be resolved in favour of the assessee.

Glass filled nylon insulating liners used in railway tracks were classified by their essential function, which was to prevent rail displacement; any insulating property was only incidental. On that basis, they did not fall under the tariff entry for electrical insulators and were treated as articles of plastics instead. The materials on record, including railway circulars, supported a distinction between insulating liners and the goods in question. The ruling also restated that where a product reasonably fits more than one tariff entry, the benefit of classification goes to the assessee.

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Issues: Whether Glass Filled Nylon Insulating Liners were classifiable under Tariff Heading 85.46 as electrical insulators or under Tariff Heading 39.26 as articles of plastics.

Analysis: The liners were found to be used primarily in railway tracks to prevent displacement of rails and only incidentally possessed insulating properties. The materials on record, including the railway circulars, showed a distinction between insulating liners and the goods in question. The presence of minimal voltage in the tracks did not alter the essential character of the goods as liners. The classification dispute also attracted the principle that where a goods description reasonably fits more than one entry, the benefit should go to the assessee.

Conclusion: The goods were not classifiable as electrical insulators under Tariff Heading 85.46 and were liable to be treated under the plastics entry, resulting in a finding in favour of the assessee.

Ratio Decidendi: In a classification dispute, the tariff entry must be chosen on the basis of the goods' essential or predominant function, and where two entries are equally possible, the benefit of classification goes to the assessee.

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