What are the differences between electronic cash ledger and electronic credit ledger

Electronic cash ledger Electronic credit ledger
1.Can be used for payment of tax, interest, penalty and other amounts Can be used only for payment of output tax
2.Credit to the ledger will be through payment vide Challans Credit to the ledger will be through input tax credit claimed as per FORM GSTR-2 (inward return)
3.Refund for excess balance in the cash ledger can be applied through GSTR-03 or 04 or 07 Refund for excess balance in credit ledger may be refunded only though the forms specified

(ICAI FAQ PUBLICATIONS 06-09-2017 TAX PAYMENTS, INTEREST, PENALTY AND OTHER AMOUNTS : FAQ NO. 19)