Sales tax on Hazira gas – a retrograde step Posted on April 15, 2000 by Uttam Gupta Sales-tax-on-Hazira-gas-a-retrograde-step Tags: LPG, 'import parity pricing (IMPP)', Hazira gas, stock transfer, Gujarat sales tax, fertilizers, fuel oils, power, sponge iron, HBJ pipeline, GAIL, RPS