Customs exemption and limitation: essentiality certificate-based relief cannot be denied for lack of specific claim, and time-barred demands fail.

Customs exemption under Notification No. 21/2002-Cus. was available for coated pipes and the raw materials used in their manufacture where the essentiality certificate showed use for oil exploration and exploitation; the benefit could not be denied merely because the importer had not expressly claimed it, and the demand was therefore unsustainable on merits. The extended period of limitation was also unavailable because the clearances were within the department's knowledge and the goods had been assessed through shipping bills, so the show-cause demands were time-barred.

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Issues: (i) whether the coated pipes and the raw materials used in their manufacture were entitled to exemption under Notification No. 21/2002-Cus. on the basis of the essentiality certificate issued for oil exploration and exploitation use, even though the specific exemption was not claimed; (ii) whether the duty demands were barred by limitation.

Issue (i): whether the coated pipes and the raw materials used in their manufacture were entitled to exemption under Notification No. 21/2002-Cus. on the basis of the essentiality certificate issued for oil exploration and exploitation use, even though the specific exemption was not claimed.

Analysis: The goods were manufactured in a bonded warehouse under Sections 58 and 65 of the Customs Act, 1962. The essentiality certificate established that both the bare pipes and the coated pipes were meant for oil exploration and exploitation. The finished goods were covered by the relevant list in Notification No. 21/2002-Cus., and the exemption was available subject to the essentiality certificate. The duty liability was required to be assessed by the Customs authorities, and the benefit could not be denied merely because a specific claim was not made by the importer.

Conclusion: The exemption was available and ought to have been extended to the respondent; the issue was decided in favour of the assessee.

Issue (ii): whether the duty demands were barred by limitation.

Analysis: The transactions were fully within the knowledge of the department, and the clearances of coated pipes to Bombay High were made under shipping bills that had been assessed by Customs. In these circumstances, the larger period could not be invoked, and the demands covered by the show-cause notices were time-barred.

Conclusion: The duty demands were barred by limitation; the issue was decided in favour of the assessee.

Final Conclusion: The Revenue's challenge failed because the exemption was available on the merits and the impugned demands were also time-barred, leaving no basis to disturb the order dropping the demands.

Ratio Decidendi: A customs exemption available on the facts and supported by the requisite essentiality certificate cannot be denied merely because it was not expressly claimed, and where the department had full knowledge of the clearances, the extended period of limitation is not available.

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