https://www.taxtmi.com/caselaws?id=98281 Approved classification lists and assessed RT-12 returns prevented invocation of the extended limitation period, because the later reclassification was treated as a mere change of opinion rather than suppression of material facts. On those facts, duty demand and penalty could not be sustained retrospectively, and the reclassification could operate only prospectively. The appeal therefore succeeded on limitation, and the merits were not examined. en-us Fri, 26 May 2000 00:00:00 +0530 Thu, 19 Jan 2012 18:38:01 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=98281 Approved classification lists and assessed RT-12 returns prevented invocation of the extended limitation period, because the later reclassification was treated as a mere change of opinion rather than suppression of material facts. On those facts, duty demand and penalty could not be sustained retrospectively, and the reclassification could operate only prospectively. The appeal therefore succeeded on limitation, and the merits were not examined. Case-Laws Central Excise Fri, 26 May 2000 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=98281