Circular No. 76/50/2018-GSTClarification on certain issues (sale by government departments to unregistered person; leviability of penalty under section 73(11) of the CGST Act; rate of tax in case of debit notes / credit notes issued under section 142(2) of the CGST Act; applicability of notification No. 50/2018-Central Tax; valuation methodology in case of TCS under Income Tax Act and definition of owner of goods) related to GST