Commencement of Karnataka GST Amendment: specified amendment provisions notified to come into force on 1 January 2020. The Government appoints the 1st day of January, 2020 as the date on which the provisions of Sections 2 to 21 of the Karnataka Goods and Services Tax (Amendment) Act, 2019 shall come into force, except for Section 2, Section 7, Section 10 and Sections 13 to 20, by notification made under Sub section (2) of Section 1 of the Amendment Act.