As per the notification from Govt. on 15th Oct 2020, businesses having turnover of more than 5 Cr, 6 or more digits HSN/SAC code is required in HSN summary during GSTR-1 filing. This is effective from 1st April 2021.
For this compliance, we will be validating E-Invoice data and will be blocking Invoices with HSN/SAC code less than 6 digits from 1st April 2021.
Please ensure to correct your HSN/SAC masters to comply with this.
List of supported HSN/SAC codes for E-invoicing can be referred here (please use HSN/SAC codes with 6 or more digits)