Retroactive commencement of a provision under the Nagaland GST Ordinance declared, making the provision effective from an earlier date. Designates a retrospective commencement date for a provision of the Nagaland Goods and Services Tax Fourth Amendment Ordinance, 2020 by appointing the earlier date as the date on which the provision shall come into force and declaring the notification effective from that same earlier date, under the State Government's power to appoint commencement dates.