HSN Code/ Service Accounting Code mandatory on invoices as per revised requirement from April 01, 2021 for GST taxpayer with turnover of more than Rs 5 crore

With effect from the 1st April, 2021, it has been made mandatory for a GST taxpayer, having turnover of more than Rs 5 crore in the preceding financial year, to furnish 6 digits HSN Code (Harmonised System of Nomenclature Code), or as the case may be, SAC (Service Accounting Code) on the invoices issued for supplies of taxable goods and services.

Source: a2ztaxcorp.com