No, the amount available in the electronic credit ledger may be used for making any payment towards ‘output tax’. Further, the definition of output tax u/s 2(82) specifically excludes tax payable under reverse charge basis. Therefore, input tax credit cannot be used for payment of tax under reverse charge basis.
(ICAI FAQ PUBLICATIONS 06-09-2017 TAX PAYMENTS, INTEREST PENALTY AND OTHER AMOUNTS: FAQ NO. 21