
The Chennai Customs, Excise & Service Tax Appellate Tribunal has clarified that a show cause notice issued beyond the normal limitation period cannot be sustained where the tax department itself disputed the underlying audit objection, rendering any allegation of suppression of facts legally untenable. This ruling reinforces the principle that interpretational disputes do not constitute suppression and bars the invocation of extended limitation under the Finance Act, 1994.
Background & Facts
The Dispute
The appellant, Precision Equipments Chennai Pvt. Ltd., engaged in the manufacture of heat exchangers and undertook job work for third parties. The Revenue alleged that certain job work activities - specifically machining, drilling, and tapping of components - did not amount to manufacture under the Central Excise Act and were therefore taxable under Business Auxiliary Service (BAS) under Section 65(19) of the Finance Act, 1994. The department claimed that service tax of Rs. 4,54,786/- was due for the period from 10.09.2004 to 31.03.2006.
Key Facts
- The appellant performed job work on behalf of clients including M/s L&T and NEPC
- The activity involved processing raw materials into components such as Nacelle Frames
- The Revenue contended that such processing constituted BAS, while the appellant claimed it amounted to manufacture
- Central excise duty was paid by the principal manufacturers on the final products into which the appellant’s components were incorporated
- The appellant produced certificates from M/s L&T confirming duty payment on the final goods
- No documentary evidence was submitted by the appellant to prove excise duty payment for all transactions, but the Revenue also failed to disprove the certificates provided
- The dispute arose from a Central Excise Revenue Audit (CERA) objection raised in 2007
- The department initially disputed the CERA objection and kept the matter in its "Call Book" pending clarification
- A Board Circular dated 03.02.2010 clarified that SCNs arising from unaccepted CERA objections could be adjudicated beyond the one-year period
Procedural History
- 10.09.2004 to 31.03.2006: Period of alleged service tax liability
- 21.05.2007: Show Cause Notice (SCN) issued by the Department, beyond the normal one-year limitation period
- 23.03.2016: Order-in-Appeal passed by Commissioner of Service Tax (Appeals-I), Chennai, confirming demand with interest and penalties
- 27.05.2026: Hearing before CESTAT Chennai
- 09.06.2026: Final Order passed by CESTAT Chennai
The Parties' Positions
Appellant’s Position:
- The CERA audit objection was disputed internally by the department, negating any claim of suppression
- The activity constituted manufacture under Section 2(f) of the Central Excise Act, exempting it from BAS
- The definition of BAS was amended only on 16.06.2005 to include "processing of goods"; prior to that, only "production of goods" was taxable
- Excise duty had been paid on the final products, making dual taxation impermissible
- Penalty under Section 78 is unsustainable as the issue was interpretational and in bona fide belief
Respondent’s Position:
- The appellant failed to produce evidence of excise duty payment for Rs. 5,06,700/- of transactions
- The term "production" in BAS includes processing, and the activity was not manufacture
- The extended period under Section 73(2) is applicable due to suppression of facts
- Reliance on Aircell Digilink India Ltd. supports invocation of extended period where taxpayer fails to prove liability
Relief Sought
The appellant sought:
- Setting aside of the SCN dated 21.05.2007 as time-barred
- Cancellation of the demand of Rs. 4,54,786/- and related interest and penalties
- Declaration that the activity did not attract BAS prior to 16.06.2005
The Legal Issue
The central question was whether the invocation of the extended limitation period under Section 73(2) of the Finance Act, 1994, is valid when the tax department itself disputed the audit objection that triggered the show cause notice, and no deliberate suppression of facts by the taxpayer is established.
Arguments Presented
For the Appellant
The appellant relied on the fact that the department had internally contested the CERA audit objection and kept the matter in its Call Book, indicating no consensus on the legal interpretation. The appellant argued that suppression requires deliberate concealment, not mere disagreement on legal classification. It cited Ferro Scrap Nigam Ltd. v. CCE and Samrajyaa & Co. v. CCE to support the view that interpretational disputes cannot be treated as suppression. It further contended that the definition of BAS did not include "processing of goods" until 16.06.2005, and that where excise duty was paid on the final product, service tax on the component manufacturing activity was barred by the principle of non-duplication.
For the Respondent
The Revenue argued that the appellant failed to discharge the burden of proving excise duty payment for a significant portion of the transactions. It relied on Aircell Digilink India Ltd. v. CCE to assert that mere reliance on excise decisions without prior clarification from service tax authorities constitutes suppression. It contended that the term "production" in BAS inherently includes processing, and that the department’s internal disagreement with CERA did not negate the taxpayer’s obligation to disclose the nature of services rendered.
The Court's Analysis
The Tribunal began by examining the jurisdictional issue of limitation, noting that limitation is a threshold question that goes to the root of the authority’s power to adjudicate. Citing Noharlal Verma v. District Cooperative Central Bank Ltd., the Court emphasized that even if limitation is not pleaded as a defence, the adjudicating authority must dismiss a proceeding barred by limitation.
The Court then focused on the nature of the CERA objection. It reproduced Paragraph 21 of the impugned order, which admitted that the SCN was issued due to a CERA audit objection that the department itself had disputed and kept in its Call Book. The Tribunal observed:
"The Department harboured views that were similar to that of the appellant and the objection raised by CERA was an interpretational dispute, between the said organisation and the department itself. In such a situation the charge of supressing of information by the appellant rings hollow."
The Court held that suppression requires intentional concealment or misrepresentation. Where the department itself was uncertain and disagreed with the audit finding, the taxpayer cannot be held to have suppressed facts. The Tribunal further criticized the impugned order for failing to provide any reasoning on how suppression was established, citing Sai Raj Enterprises v. Additional Director of Foreign Trade and Organo Chemical Industries v. UOI, which mandate that adjudicating orders must reflect application of mind and provide reasons for rejecting submissions.
The Court rejected the Revenue’s reliance on Aircell Digilink, distinguishing it on the ground that in that case, the taxpayer had not disclosed the nature of services or sought clarification, whereas here, the department’s own position aligned with the taxpayer’s interpretation. The Tribunal concluded that the extended period under Section 73(2) could not be invoked in the absence of any evidence of deliberate concealment.
The Verdict
The appeal was allowed. The Tribunal set aside the Show Cause Notice dated 21.05.2007 as time-barred and void ab initio. The demand of Rs. 4,54,786/-, along with interest and penalties, was cancelled. The appellant was granted consequential relief as per law. The order of the Commissioner (Appeals) dated 23.03.2016 was quashed.
What This Means For Similar Cases
Interpretational Disputes Cannot Be Equated With Suppression
- Practitioners must argue that where the department itself questions an audit finding, any claim of suppression by the taxpayer is legally unsustainable
- Tax authorities must provide specific, reasoned findings on suppression - not vague assertions like "but for the audit, this would have gone unnoticed"
- In service tax and GST matters, the burden shifts to the department to prove deliberate concealment, not mere non-disclosure
CERA Audit Objections Require Internal Consistency
- Departments must maintain internal consistency: if an audit objection is not accepted by the department, it cannot later use it to invoke extended limitation
- All audit-related notices must be accompanied by documented internal deliberations showing why the objection was ultimately accepted
- Taxpayers should preserve all correspondence with the department indicating disagreement with audit findings
Limitation Is Jurisdictional and Must Be Examined Sua Sponte
- Tribunals and adjudicating authorities must examine limitation at the threshold, even if not raised by the taxpayer
- Orders passed beyond limitation are void and cannot be cured by consent or waiver
- Practitioners should raise limitation as a preliminary objection in all indirect tax appeals, regardless of whether it was pleaded in the original proceedings






