https://www.taxtmi.com/caselaws?id=48832 Rule 57G, as amended, imposed a six-month limit for taking Modvat credit on duty-paying documents, and credit could not be claimed beyond that period once the amendment took effect. The amendment operated prospectively and did not undo credit already taken before commencement, but manufacturers thereafter had to comply with the new procedure and time limit. A claimed transitional period was rejected because the statutory scheme contained no such provision, and the asserted vested right to utilise credit was negatived. The later amendment to Section 37 of the Central Excise Act reinforced the validity of the rule-making power underlying the time restriction. en-us Tue, 11 Jul 2000 00:00:00 +0530 Sun, 04 Jan 2026 13:51:00 +0530 TaxTMI RSS Generator https://www.taxtmi.com/caselaws?id=48832 Rule 57G, as amended, imposed a six-month limit for taking Modvat credit on duty-paying documents, and credit could not be claimed beyond that period once the amendment took effect. The amendment operated prospectively and did not undo credit already taken before commencement, but manufacturers thereafter had to comply with the new procedure and time limit. A claimed transitional period was rejected because the statutory scheme contained no such provision, and the asserted vested right to utilise credit was negatived. The later amendment to Section 37 of the Central Excise Act reinforced the validity of the rule-making power underlying the time restriction. Case-Laws Central Excise Tue, 11 Jul 2000 00:00:00 +0530 https://www.taxtmi.com/caselaws?id=48832