Machining of forgings, exemption loss and limitation: post-forging processes can make machine parts classifiable under Heading 84.83.

Post-forging trimming, milling, drilling and similar machining were treated as processes that converted proof-machined forgings into distinct finished machine parts, so the goods fell outside Notification No. 223/88 and were classifiable under Heading 84.83 by application of Rule 2(a). The scrap valuation at Rs. 5 per kg was sustained because the departmental challans supported that basis and no contrary material was produced. A limitation defence failed because the omission of the relevant processes from the classification list amounted to deliberate non-disclosure. Interest under Section 11AB was not leviable where the show cause notice pre-dated that provision, but penalty and redemption fine were upheld on the facts found.

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Issues: (i) whether the processes of trimming, milling, drilling, step-trimming and similar machining took the products outside the scope of Notification No. 223/88 and required classification under Heading 84.83 by application of Rule 2(a); (ii) whether the valuation of scrap at Rs. 5 per kg and the duty demand based thereon were sustainable; (iii) whether the demand was barred by limitation; and (iv) whether interest and penalty were leviable.

Issue (i): whether the processes of trimming, milling, drilling, step-trimming and similar machining took the products outside the scope of Notification No. 223/88 and required classification under Heading 84.83 by application of Rule 2(a)

Analysis: The admitted manufacturing operations did not amount to mere removal of surface defects or excess material. The further machining converted the proof-machined forgings into finished articles having a distinct character and usability as machine parts. The processes undertaken were not covered by the notification, and the facts supported classification of the emerging goods as machine parts under Heading 84.83 applying the interpretative rule.

Conclusion: The exemption was not available and the classification under Heading 84.83 was upheld against the assessee.

Issue (ii): whether the valuation of scrap at Rs. 5 per kg and the duty demand based thereon were sustainable

Analysis: The valuation was supported by the challans relied upon by the department. No material was shown to displace the basis adopted for the scrap value.

Conclusion: The valuation and consequential duty demand were upheld against the assessee.

Issue (iii): whether the demand was barred by limitation

Analysis: The non-disclosure of the relevant processes in the classification list, despite those processes having been undertaken, amounted to deliberate misdeclaration. Mention in the reply to the challans did not cure the omission. The ingredients necessary to reject the plea of limitation were present.

Conclusion: The limitation plea was rejected against the assessee.

Issue (iv): whether interest and penalty were leviable

Analysis: Interest under Section 11AB could not be sustained because the show cause notice pre-dated the introduction of that provision. The penalty and redemption fine, however, were otherwise justified on the facts found.

Conclusion: Interest under Section 11AB was not leviable, but the penalty and redemption fine were upheld against the assessee.

Final Conclusion: The appeal failed on the substantive disputes concerning classification, exemption, valuation, and limitation, while only the demand for interest was set aside.

Ratio Decidendi: Where post-forging machining converts the product into a distinct finished machine part and the processes are outside the exemption notification, the goods are classifiable according to their emergent character and the assessee cannot claim the notification benefit; deliberate non-disclosure also defeats the plea of limitation.

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