The Karnataka Authority of Advance Ruling (AAR) has held that a concessional rate under GST is not applicable to maintenance and repair services of test-bench equipment for aeronautics.The two-member bench of M.P. Ravi Prasad and Kiran Reddy T. have observed that the concessional rate of GST of 5% is applicable to only Maintenance, repair or overhaul services in respect of aircraft,...