Suo motu revision cannot become an extra appellate remedy for assessees or revive a spent appellate order.

Suo motu revision under Section 34 of the Tamil Nadu General Sales Tax Act is confined to orders prejudicial to Revenue and cannot be used by an assessee to reopen unrelated adverse findings or turn the proceeding into an additional appellate remedy. Where an appellate order has already been revised and the revised order is pending in appeal, the original appellate order ceases to survive as an independently challengeable order. The text also notes that a delayed writ challenge may be vulnerable to laches, and that interference under Article 226 is not warranted where the assessment and revisions rest on estimated turnover and no sufficient ground for judicial review is shown.

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Issues: (i) whether, in suo motu revision under Section 34 of the Tamil Nadu General Sales Tax Act, the assessee could challenge portions of the appellate order not forming the basis of the revision, and (ii) whether the challenge to the appellate order was barred when that order had already been revised and the revised order was pending in appeal.

Issue (i): whether, in suo motu revision under Section 34 of the Tamil Nadu General Sales Tax Act, the assessee could challenge portions of the appellate order not forming the basis of the revision.

Analysis: The revisional power under Section 34 is an administrative power conferred on the Joint Commissioner to revise only those orders that are prejudicial to the interest of Revenue. The statutory scheme provides separate appellate and revisional remedies to the assessee, but no right is created for the assessee to invoke the Revenue's suo motu revisional jurisdiction or to enlarge that proceeding into a fresh appeal on other issues. Permitting the assessee to agitate matters outside the basis of revision would convert the revisional power into an additional appellate remedy, which is not contemplated by the Act.

Conclusion: The assessee could not raise other adverse findings in the suo motu revision proceeding; the objection was rightly rejected and the challenge failed on this issue.

Issue (ii): whether the challenge to the appellate order was barred when that order had already been revised and the revised order was pending in appeal.

Analysis: Once the appellate order had been revised and the revised order was already carried in appeal, the original appellate order no longer survived as an independently assailable order. The Original Petition was therefore not maintainable, and the delayed challenge was also vulnerable on the ground of laches. The assessment and revisions were based on estimated turnover, and no ground was shown for interference under Article 226 of the Constitution of India.

Conclusion: The challenge to the original appellate order was unsustainable and was correctly dismissed.

Final Conclusion: The writ petitions were not maintainable on the grounds urged and no interference was warranted with the revisional and tribunal orders.

Ratio Decidendi: Suo motu revisional jurisdiction conferred on Revenue authorities can be exercised only for the statutory ground of prejudice to Revenue and cannot be used by an assessee to reopen unrelated adverse findings or to obtain an additional appellate remedy.

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