Central Excise Act | 'Intended Use' at Procurement Determines Exemption Eligibility, Not Actual Usage : SC

The Supreme Court has clarified that eligibility for excise duty exemption on Naphtha procured for fertilizer manufacture hinges on the 'intended use' at the time of procurement, not the precise allocation of the input in subsequent production processes. This ruling overturns decades of revenue practice that demanded exact quantification of usage, affirming that statutory exemptions must be interpreted liberally once eligibility is established.

Background & Facts

The Dispute

The dispute centers on whether M/s. Rashtriya Chemicals and Fertilizers Limited (RCFL), a public sector undertaking under the Ministry of Fertilizers and Chemicals, Government of India, was entitled to claim exemption from central excise duty on Naphtha procured from Hindustan Petroleum Corporation Limited (HPCL) under exemption notifications No. 75/1984-CE and No. 4/1997-CE. The revenue alleged that RCFL used Naphtha not exclusively for fertilizer and ammonia production, but also for generating steam to power turbo generators, chemical plants, and a heavy water plant, thereby rendering it ineligible for the nil rate of duty.

Key Facts

• RCFL operates a fertilizer manufacturing plant at Thal, Alibaug, Maharashtra, producing urea and ammonia under the Fertilizer (Control) Order, 1985.
• The plant uses a dual-fuel steam generation system, burning both Naphtha and natural gas simultaneously in a common boiler to produce steam.
• Steam generated is used for: (i) direct manufacture of ammonia and urea; (ii) powering turbo generators for captive electricity generation; (iii) supplying steam to chemical plants and a heavy water plant.
• Due to the shared boiler system, it is technically impossible to measure the exact proportion of Naphtha or natural gas consumed by each downstream unit.
• RCFL procured Naphtha under CT-2 certificates issued by the Commissioner of Central Excise, confirming its intended use for fertilizer and ammonia manufacture.
• During the period 1996 - 2001, RCFL procured 7,30,721.88 metric tons of Naphtha, which could produce 89,52,671 units of steam. Total steam required for fertilizer production alone was 1,48,64,232 units - indicating Naphtha supply was insufficient to meet fertilizer demand.
• Approximately 20 - 25% of steam generated was used in turbo generators to produce electricity, of which only 6.5% was consumed in non-fertilizer chemical production.
• RCFL received CT-2 certificates continuously from 1996 to 2005, with no objection from the department until 2001.
• The Central Government subsidizes RCFL’s fertilizer sales to maintain regulated prices, meaning any excise duty paid would be reimbursed through subsidies.

Procedural History

• 13.02.2001: Central Excise officers inspect RCFL’s premises and observe Naphtha usage.
• 29.08.2001: First show cause notice issued demanding Rs. 28,55,95,491 for the period 27.11.1996 to 31.03.2001, invoking extended limitation under proviso to Section 11A(1).
• 02.11.2001: RCFL replies denying diversion, asserting Naphtha was insufficient for fertilizer alone and thus could not be diverted.
• 04.02.2002: Commissioner confirms demand of Rs. 28,55,95,491.
• 17.01.2003: CESTAT orders pre-deposit of Rs. 2 crores on appeal.
• 14.01.2004: CESTAT remands matter for fresh adjudication.
• 2003 - 2005: 14 additional show cause notices issued covering period December 2001 to February 2005.
• 28.02.2006: Commissioner confirms revised demand of Rs. 9,66,38,054.
• 10.11.2006: CESTAT waives pre-deposit but remands again for fresh hearing.
• 27.01.2010: Order-in-original issued on first show cause notice (29.08.2001), confirming duty and penalty.
• 04.02.2010: Order-in-original issued on remaining 25 show cause notices, same findings.
• 27.03.2012: CESTAT affirms duty and interest, upholds penalty under Section 11AC, but sets aside penalties under Rule 173Q and Rule 25.
• 16.07.2012: CESTAT rejects RCFL’s rectification application under Section 35C(2), holding grounds not argued.
• 21.02.2013: Bombay High Court dismisses appeal against rectification order.
• 22.07.2013: Supreme Court grants SLP and tags it with Civil Appeals No. 2219 - 20 of 2013.
• 24.03.2026: Supreme Court delivers judgment.

The Parties' Positions

For the Appellant (RCFL)

• Naphtha was procured with the sole intention of use in fertilizer and ammonia manufacture.
• The exemption notifications require proof of 'intended use', not 'actual use' - a distinction affirmed in Steel Authority of India Ltd. v. Collector of Central Excise and State of Haryana v. Dalmia Dadri Cement Ltd.
• Technical impossibility of measuring Naphtha allocation in a shared boiler system negates any claim of diversion.
• Naphtha supply was insufficient for fertilizer needs alone, making diversion implausible.
• Revenue neutrality: any duty paid would be reimbursed via government subsidy.
• No deliberate suppression: CT-2 certificates were consistently issued and accepted by the department.
• Extended limitation under Section 11A(1) proviso inapplicable without proof of wilful suppression or intent to evade.

For the Respondent (Revenue)

• Naphtha was used in non-exempt activities: turbo generators, chemical plants, and heavy water plant.
• Electricity generated from steam was sold to Maharashtra State Electricity Board, indicating non-fertilizer use.
• Revenue calculated proportionate Naphtha usage based on steam consumption patterns and official statements.
• RCFL’s failure to apportion usage proportionately constituted suppression under proviso to Section 11A(1).
• Penalty under Section 11AC justified as RCFL was a 'person liable to pay duty' under Rule 196 and Rule 6 of the 2001 Rules.

Relief Sought

RCFL sought:

• Setting aside of orders-in-original dated 27.01.2010 and 04.02.2010.
• Setting aside of CESTAT’s order dated 27.03.2012.
• Cancellation of all duty demands, interest, and penalties.
• Dismissal of the rectification appeal as academic.

The Legal Issue

The central question was whether the benefit of excise duty exemption under notifications No. 75/1984-CE and No. 4/1997-CE is contingent upon proving the actual use of Naphtha in fertilizer manufacture, or whether compliance with the condition of intended use at the time of procurement suffices. Additionally, whether the extended period of limitation under the proviso to Section 11A(1) of the Central Excise Act, 1944 can be invoked in the absence of deliberate suppression or intent to evade duty.

Arguments Presented

For the Appellant

RCFL, through senior counsel Balbir Singh, relied on Steel Authority of India Ltd. v. Collector of Central Excise and State of Haryana v. Dalmia Dadri Cement Ltd. to argue that the phrase 'for use' in exemption notifications means 'intended for use'. The Court in Steel Authority held that the exemption is triggered by the purpose at the time of procurement, not by the final destination of the input. RCFL submitted that the dual-fuel system made precise allocation impossible, and that Naphtha supply was insufficient to meet fertilizer demand alone, making diversion implausible. It further argued that the revenue’s calculation was speculative and that the entire exercise was revenue-neutral due to subsidy reimbursement. Reliance was placed on Pushpam Pharmaceuticals Co. v. Collector of Central Excise to assert that suppression requires deliberate concealment, not mere omission. Nirlon Limited v. Chief Commissioner of Excise was cited to establish that where no net revenue gain arises, extended limitation cannot apply.

For the Respondent

The Additional Solicitor General, Vikramjit Banerjee, contended that the exemption was conditional on exclusive use in fertilizer manufacture. He argued that the revenue’s methodology - using steam consumption ratios and statements of RCFL officials - was reasonable to apportion Naphtha usage. He maintained that RCFL’s failure to apportion usage proportionately, despite having the technical capacity to monitor steam flow, amounted to suppression under the proviso to Section 11A(1). He further argued that RCFL, as the recipient under Chapter X, was liable under Section 11AC as a person liable to pay duty, and that the penalty was correctly imposed.

The Court's Analysis

The Court undertook a detailed analysis of the exemption notifications and relevant precedents. It emphasized that the language of Notification No. 4/1997-CE required proof that Naphtha was cleared for the intended use in fertilizer manufacture, not that it was actually used exclusively for that purpose. The Court observed:

"The real question which it was called upon to determine was whether the cement supplied was intended for use directly in the generation or distribution of electrical energy. If it was so intended, the exemption was attracted but not otherwise."

This principle, drawn from Dalmia Dadri Cement, was applied directly to Naphtha. The Court held that the exemption is not defeated merely because a portion of the steam generated from Naphtha was used in non-fertilizer units, provided the procurement was made with the intention of fertilizer production.

The Court rejected the revenue’s methodology of apportioning Naphtha usage based on steam consumption, noting that the shared boiler system rendered such calculations inherently speculative. It emphasized:

"It is immaterial that a fraction of such procured Naphtha had to be used for generation of electricity which was also mostly used in the manufacture of fertilizer and ammonia but a portion of which had to be used in the chemical plant... If that be the position, appellant would be entitled to avail the benefit of concessional rate of duty."

On the issue of extended limitation, the Court held that the revenue failed to establish wilful suppression or intent to evade duty. The continuous issuance of CT-2 certificates over nine years, coupled with the absence of any prior objection, negated any allegation of deliberate concealment. The Court cited Pushpam Pharmaceuticals to affirm that suppression requires deliberate withholding of information to escape duty - not mere failure to apportion usage.

Crucially, the Court noted that RCFL, as a public sector undertaking receiving subsidies, could not benefit from evading duty: any duty paid would be reimbursed. The Court relied on Nirlon Limited to conclude:

"When the entire exercise was revenue neutral, the appellant (assessee) could not have achieved any purpose by evading payment of excise duty. Therefore, it was not permissible for the respondent (revenue) to invoke the proviso to Section 11A(1)."

The Court also clarified that RCFL was not a 'manufacturer' under Rule 173Q or Rule 25, and thus not liable to penalties under those rules - a point correctly upheld by CESTAT.

The Verdict

The appellant succeeded. The Supreme Court set aside the orders-in-original dated 27.01.2010 and 04.02.2010, and the CESTAT order dated 27.03.2012. All demands for central excise duty, interest, and penalties were quashed. The Civil Appeal arising out of Special Leave Petition No. 21441 of 2013 was disposed of as academic. No costs were awarded.

What This Means For Similar Cases

Intended Use Trumps Actual Use in Exemption Claims

• Practitioners may now confidently argue that statutory exemptions based on 'intended use' are satisfied by the purpose declared at procurement, even if the input is later used in ancillary processes.
• Revenue cannot demand precise apportionment of inputs where technical constraints make such measurement impossible.
• CT-2 certificates, when consistently issued and accepted, constitute prima facie evidence of compliance with exemption conditions.

Extended Limitation Requires Proven Intent to Evade

• The proviso to Section 11A(1) cannot be invoked merely because usage deviates from the declared purpose.
• Revenue must prove deliberate suppression - not mere omission, oversight, or technical non-compliance.
• Revenue neutrality (e.g., subsidy reimbursement) is a decisive factor against invoking extended limitation.

Public Sector Entities Are Not Presumed to Evade Duty

• Government-owned entities receiving subsidies cannot be presumed to have mala fide intent to evade duty.
• Any duty paid by such entities is effectively borne by the exchequer, negating any economic incentive to evade.
• This principle reinforces the need for concrete evidence of fraud or collusion, not speculative assumptions.

Practical Takeaways for Practitioners

• In exemption cases involving shared utility systems, document technical constraints and supply-demand imbalances.
• Maintain consistent compliance with CT-2 procedures; uninterrupted issuance of certificates strengthens the 'intended use' argument.
• Challenge revenue’s apportionment methodologies as speculative where direct measurement is impossible.
• Argue revenue neutrality where subsidies or CENVAT credits offset any duty liability.
• Resist penalty imposition under Rule 173Q or Rule 25 where the assessee is not a manufacturer or producer under the definition.