Petro products under GST

Will Opposition-ruled States take the bait?  There is no Constitutional or any other legal bar on bringing petroleum products under the Goods and Services Tax (GST) net.  In 2015 when the Constitution was amended to pave the way for one-nation-one-tax, which is what GST is all about in addition to being a rational Value Added Tax (VAT), Parliament had cleverly put the implementation of G…