1. The document outlines the procedures for issuing tax invoices and maintaining electronic ledgers for payment of goods and service tax (GST) in India. It specifies that registered taxable persons must issue tax invoices before or after supplying goods or services and what information must be included. 2. It also describes how payment of GST is made through electronic cash and credit ledgers that are maintained on a central portal. Any tax, interest, penalties or other amounts are recorded in these ledgers. 3. Specified forms are used to maintain electronic records of tax liabilities, input tax credits, and deposits made in the cash ledger.