M/s ESVEE Constructions

1. What is the applicable rate of tax under CGST Rules for the Civil Contract Services (SAC 995415) undertaken / to be undertaken to our customer M/s IT, Madras (GST No. 33AAAA13615G1Z6) by us with effect from 01.01.2022 by virtue of amendment to Notification No. 11/2017 C.T (Rate) vide Notification No. 15/2021 C.T (Rate) dated 18.11.2021? Whether it is 12% or 18%?