https://www.taxtmi.com/caselaws?id=51454 Differential duty on methanol retained as a by-product was upheld where the assessee ed the duty liability and did not contest the valuation basis, with the retained quantity treated as additional consideration. The plea of limitation failed because earlier proceedings for a subsequent period and departmental knowledge did not bar invocation of the extended period in the present matter. Duty and interest were sustained, while the penalty under Section 11AC was moderated because the duty had already been paid long before issuance of notice, leading to reduction of the penalty. en-us Tue, 24 Sep 2002 00:00:00 +0530 Fri, 24 Sep 2010 18:19:54 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=51454 Differential duty on methanol retained as a by-product was upheld where the assessee ed the duty liability and did not contest the valuation basis, with the retained quantity treated as additional consideration. The plea of limitation failed because earlier proceedings for a subsequent period and departmental knowledge did not bar invocation of the extended period in the present matter. Duty and interest were sustained, while the penalty under Section 11AC was moderated because the duty had already been paid long before issuance of notice, leading to reduction of the penalty. Case-Laws Central Excise Tue, 24 Sep 2002 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=51454