(1) Vehicles for which the U.S. Environmental Protection Agency has granted a national security exemption under 40 CFR § 85.1708 from motor vehicle emissions standards under 40 CFR Part 86, or which are exempted from regulation under 40 CFR § 85.1703(a)(3) because of features ordinarily associated with military combat or tactical vehicles such as armor and/or weaponry, or military tactical vehicles that are exempt from the California motor vehicle emission standards pursuant to section 1905, title 13, California Code of Regulations; or

(2) Tactical military motor vehicles that are not subject to a national security exemption from motor vehicle emission standards but for national security purposes (for purposes of readiness for deployment overseas) need to be fueled with the same fuel as motor vehicles for which EPA has granted a national security exemption, provided that such fuel is: