GST Rate on job work services on goods (physical inputs) owned by companies registered under GST

In re Sheen Electroplaters Private Limited (GST AAR Karnataka) What is the GST Rate applicable for Job work service? The applicant in into provision of various electro plating services on the goods received under delivery challan from their customers and returns the goods after doing the needful. The applicant purchases various raw material for provision of their output service. The applicant contends that their service is in the nature of job work and attract GST rate of 12% in terms of Notification No. 11/2017-Central Tax (Rate) dated 28.06.2017, as amended by Notification 20/2019 Central Ta...