Section 6Sec./Art. 6

Tariff Treatment. (a) Any law to the contrary notwithstanding and starting with the effectivity of this Act, a single and uniform tariff duty shall be imposed and collected both on imported crude oil and imported refined petroleum products at the rate of three percent (3%): Provided, however, That the President of the Philippines may, in the exercise of his powers, reduce such tariff rate when in his judgment such reduction is warranted, pursuant to Republic Act No. 1937, as amended, otherwise known as the Tariff and Customs Code: Provided, further, That beginning January 1, 2004 or upon implementation of the Uniform Tariff Program under the World Trade Organization and ASEAN Free Trade Area commitments, the tariff rate shall be automatically adjusted to the appropriate level notwithstanding the provisions under this Section.

(b) For as long as the National Power Corporation (NPC) enjoys exemptions from taxes and duties on petroleum products used for power generation, the exemption shall apply to purchases through the local refineries and to the importation of fuel oil and diesel.