Extract from transition provision u/s 140
(2) A registered person, other than a person opting to pay tax under section 10, shall be entitled to take, in his electronic credit ledger, credit of the unavailed CENVAT credit in respect of capital goods, not carried forward in a return, furnished under the existing law by him, for the period ending with the day immediately preceding the appointed day 8[within such time and] in such manner as may be prescribed:
Provided that the registered person shall not be allowed to take credit unless the said credit was admissible as CENVAT credit under the existing law and is also admissible as input tax credit under this Act.
Explanation.––For the purposes of this sub-section, the expression “unavailed CENVAT credit” means the amount that remains after subtracting the amount of CENVAT credit already availed in respect of capital goods by the taxable person under the existing law from the aggregate amount of CENVAT credit to which the said person was entitled in respect of the said capital goods under the existing law.