19-1-405. Air Quality Board duties -- Rulemaking.
(1) By following the procedures and requirements of, the Air Quality Board may make rules to: Title 63G, Chapter 3, Utah Administrative Rulemaking Act certify a motor vehicle on which conversion equipment has been installed if: before the installation of conversion equipment, the motor vehicle does not exceed the emission cut points for: a transient test driving cycle, as specified in 40 CFR 51, Appendix E to Subpart S; or an equivalent test for the make, model, and year of the motor vehicle; and the motor vehicle's emissions of regulated pollutants, when operating with clean fuel, is less than the emissions were before the installation of conversion equipment; recognize a test or standard that demonstrates a reduction in emissions; or recognize a certification standard from another state.
(2) A reduction in emissions under Subsectionis demonstrated by: (1)(a)(ii) certification of the conversion equipment by the federal Environmental Protection Agency or by a state whose certification standards are recognized by the Air Quality Board; testing the motor vehicle, before and after the installation of the conversion equipment, in accordance with 40 CFR 86, Control of Air Pollution from New and In-use Motor Vehicle Engines: Certification and Test Procedures, using all fuel the motor vehicle is capable of using; or any other test or standard recognized by the Air Quality Board in rule.