Cenvat credit amendment changes the compliance date for specified rule, postponing its effective date under the Cenvat framework. The notification amends the CENVAT Credit Rules, 2002 by substituting the previously specified date in Rule 9A(4) with a later date, thereby changing the day from which that provision is effective; the amendment takes effect on publication in the Official Gazette and is issued under the Central Excise Act, 1944.