How can the government include ATF as a part of GST?

The Indian aviation sector is once again staring at all-time high prices of aviation turbine fuel (ATF) after prices were hiked for the ninth time on May 1 due to a surge in global energy prices. ATF prices were hiked by 3.22 percent or Rs 3,649.13 per kl in Delhi to Rs 1,16,851.46 per kl, increasing stress on airlines as jet fuel constitutes nearly 40 percent of the operating cost of an airl…