MANILA, Philippines – Any reduction or suspension of excise tax on petroleum products will apply only to incoming fuel shipments and not to existing inventory, Malacañang clarified on Wednesday. “Gusto lang nating liwanagin ito. Itong pagpataw or pag-reduce, pagtanggal, pag-suspend ng excise tax, ito po ay para sa bagong parating na bagong supply ng fuel (We