2026-VIL-1063-CESTAT-CHE-CE

CENTRAL EXCISE CESTAT Cases

Central Excise – Refund, Unjust Enrichment in refund of excess excise duty - Refund applications claiming refund of excess duty paid based on estimated cost of production which was subsequently revised downward upon finalization of actual batch costing – Rejection of refund claims on the ground that they were barred by the doctrine of unjust enrichment under Section 11B - Whether refund claims for excess excise duty paid on estimated valuation are barred by the doctrine of unjust enrichment when actual cost finalization results in lower assessable value - HELD - The unjust enrichment is not attracted to such refund claims. The excess duty arose solely from downward revision of cost of production following finalization of batch costing and not from any commercial price variation. The supplies are not sold as marketable goods but utilized as rolling stock for transportation operations. The revenue failed to establish that the incidence of excess duty was recovered from any independent buyer or that the manufacturer derived any commercial gain - The appellant-manufacturer successfully rebutted the statutory presumption under Section 12B by establishing that the excess duty incidence was not passed on to any other person - The rejection of refund claims on the ground of unjust enrichment is set aside - The appeals are partly allowed and partly remanded - Limitation Period for Refund Claims under Section 11B - Whether refund claims filed beyond one year from the date of clearance are barred by limitation under Section 11B when provisional assessment was not adopted - HELD - The refund claims filed beyond one year from the relevant date as prescribed under Section 11B are barred by limitation. In the absence of provisional assessment under Rule 7, assessments made at the time of removal are required to be treated as final assessments. No statutory provision permits treating the date of finalization of actual cost as the relevant date for Section 11B purposes where assessments were not made provisional. While the substantive right to seek refund may survive, the remedy can only be pursued under Section 11B which is subject to the prescribed limitation period. The court notes that the proper statutory course available to the assessee would have been to seek provisional assessment under Rule 7, and the failure to adopt it results in governance of refund claims under Section 11B limitation - Refund claims filed beyond the statutory period of one year are rejected as time-barred, while claims filed within the prescribed period remain admissible subject to verification of quantification and other requirements - Effect of Non-Adoption of Provisional Assessment - Whether failure to adopt provisional assessment under Rule 7 extinguishes the substantive entitlement to seek refund of excess duty - HELD - The failure to adopt provisional assessment does not extinguish the substantive entitlement to seek refund of excess duty. However, assessments cannot be treated as provisional in law in the absence of compliance with Rule 7. The court reasons that where valuation under Rule 8 is based upon estimated cost and actual cost becomes available subsequently, the proper statutory course would have been to seek provisional assessment under Rule 7. The consequence of not following Rule 7 is that the manufacturer cannot claim the benefit of formal finalization of provisional assessment and any refund claim is necessarily governed by Section 11B including the limitation prescribed therein. The mere acceptance of payment of differential duty by the Department whenever actual cost exceeded estimated cost cannot render the assessments provisional in law - The assessments cannot be treated as provisional in the absence of Rule 7 compliance, and refund claims remain maintainable but only under Section 11B subject to prescribed limitations - Valuation Based on CAS-4 Versus Indian Railway Code Chapter 13 - The appellant argued that cost of production should be determined as per Chapter 13 of the Indian Railway Code for Mechanical Department, while the valuation framework required determination under Rule 8 of the Central Excise Valuation Rules, 2000 using CAS-4 - Whether valuation of cost of production under Rule 8 should be determined on the basis of CAS-4 or on the basis of Chapter 13 of the Indian Railway Code for Mechanical Department - HELD - The valuation for the purposes of Rule 8 is required to be determined solely on the basis of CAS-4 and not on the basis of Chapter 13 of the Indian Railway Code. The court reasons that the valuation of goods captively consumed and not sold is governed by Rule 8 which requires determination of assessable value based on cost of production, and CAS-4 has consistently been recognized and adopted as the accepted costing standard in excise valuation matters. The statutory valuation mechanism under the Central Excise law cannot be substituted by internal costing methodologies followed for administrative, budgeting or accounting purposes within the Railways. While the Indian Railway Code may govern internal costing, budgeting and accounting procedures, such internal departmental instructions cannot override the valuation framework prescribed under the Central Excise Act and the Valuation Rules framed thereunder. Excise duty being a levy under a fiscal statute, assessable value must necessarily be determined in accordance with statutory provisions governing valuation - Valuation for Rule 8 purposes is determined exclusively on the basis of CAS-4 and not on the basis of the Indian Railway Code - Absence of Batch Numbers on Invoices as Ground for Refund Denial - Correlation between invoices and batch-cost records in refund claims – The appellant followed a batch-costing system where final cost of production was determined only after completion of manufacture and clearance of the batch. The invoices did not contain batch numbers or cost-sheet references - Revenue contended that refund claims were not capable of verification and therefore the excess duty paid could not be correlated with clearances - Whether refund claims can be rejected solely on the ground that invoices do not contain batch numbers or cost-sheet references for correlation with cost records – HELD - Refund claims cannot be rejected merely because invoices do not contain batch numbers or cost-sheet references. The court reasons that the manufacturer consistently followed a batch-costing system under which final cost was determined only after completion of the batch, which is undisputed. It is also undisputed that whenever finalization resulted in enhancement of cost, the consequential differential duty liability was accepted and discharged based on the same costing methodology and supporting records. Having accepted the very same methodology for determination and recovery of differential duty, the Department cannot reject the methodology itself for refund purposes solely on the ground that batch numbers were not reflected on invoices unless it is demonstrated that the claims are incapable of verification or that supporting records are unreliable. The absence of batch numbers on invoices may justify detailed verification but cannot constitute a valid ground for denial of refund - The Adjudicating Authority shall consider records produced for establishing such correlation and undertake verification in the same manner as would be adopted for determining and recovering differential duty arising from cost finalization - Refund shall not be denied merely because batch numbers are not reflected on invoices if the requisite correlation can otherwise be established from the records produced, subject to the manufacturer's burden of proof and the authority's verification process.

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