Amendment to GST notification extends operative date from August to November, altering the prior deadline. Under section 164 of the Tamil Nadu Goods and Services Tax Act, 2017, the Government amends Notification No. II(2)/CTR/301 (f-3)/2019 by substituting the figures, letters and words '21st day of August, 2019' with '21st day of November, 2019,' on the Council's recommendation and in the public interest.