Modvat credit on consumable manufacturing chemicals allowed where inputs were used directly in production, not for equipment upkeep.

Consumable chemicals directly used in carburettor manufacture were held eligible for Modvat credit under Rule 57A because the rule covers inputs used in or in relation to manufacture, even if they do not remain in the final product. Release agents used to eject castings, fluxes and degassers applied to molten metal, and cleaning chemicals used on finished carburettors were treated as manufacturing inputs, not as materials used merely for the functional operation or upkeep of equipment. The chemicals were therefore eligible inputs and not excluded as equipment-related items.

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Issues: Whether the disputed chemical inputs used as release agents, fluxes, degassers, coating materials and cleaning agents were eligible for Modvat credit under Rule 57A, or were excluded as materials used for the functional operation, upkeep, or parts of equipment.

Analysis: The inputs were found to be consumable chemicals directly used in the casting and finishing process of carburettor manufacture. The release agents facilitated ejection of castings from moulds and were not materials used for the functioning of the moulds. The fluxes and degassers were used on molten metal to improve the quality of castings, and the cleaning chemical was used directly on the finished carburettors. The governing principle applied was that Rule 57A covers inputs used in or in relation to manufacture, and there is no requirement that the input must remain present in the final product. Materials used merely for upkeep or functional operation of equipment are different from consumables used in the manufacturing process itself.

Conclusion: The disputed chemicals were eligible inputs for Modvat credit and not excluded as equipment-related items.

Ratio Decidendi: Consumable chemicals directly used in the manufacturing process are eligible under Rule 57A even if they do not form part of the final product, provided they are not used merely for the functional operation or upkeep of equipment.

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