Suspend tax on gasoline, diesel, too, gov’t urged. MANILA, Philippines — Sen. Sherwin Gatchalian on Sunday urged economic managers to suspend, even temporarily, the excise on gasoline and diesel, not just on kerosene and liquefied petroleum gas (LPG), amid surging fuel prices. “The economic managers should reconsider suspending the tax on gasoline and diesel, even if only temporarily, because oil prices have reached.