Commencement of Section 7: provisions of GST Amendment Act brought into force by government notification on appointed date. Under the authority of clause (b) of sub-section (2) of section 1 of the Nagaland Goods and Services Tax (Amendment) Act, 2019, the State Government appoints the 10th day of November 2020 as the date on which the provisions of Section 7 of the Amendment Act shall come into force by notification.