Relating to engine emissions; and declaring an emergency.

Extends authorized uses of moneys received by state pursuant to Volkswagen Environmental Mitigation Trust Agreement and deposited in Clean Diesel Engine Fund. Prohibits titling of certain motor vehicles powered by certain model year diesel engines on and after January 1, 2025 , if owner of motor vehicle is located in Multnomah, Clackamas or Washington County . Prohibits registration of certain motor vehicles with certain model year diesel engines after certain dates, if owner of motor vehicle is located within Multnomah, Clackamas or Washington County. Creates exception from titling and registration prohibitions for motor vehicles powered by diesel engines retrofitted with approved retrofit technology. Directs Environmental Quality Commission to adopt by rule criteria for certification of approved retrofit technologies. Directs Department of Transportation to annually report on registration of certain motor vehicles to interim committees of Legislative Assembly related to transportation and environment. Provides that sale, display, advertisement or representation as approved any retrofit technology not approved by commission constitutes offense. Provides that certain modification or alteration of installed, approved retrofit technology for which proof of certification has been issued constitutes offense. Provides that false certification that diesel engine has been retrofitted with approved technology or falsification of information on certificate of compliance constitutes offense. Provides that requiring unnecessary repairs or service to issue proof of certification of installation of approved retrofit technology constitutes offense. Punishes by maximum of 364 days' imprisonment, $6,250 fine, or both. Provides that person who makes, issues or knowingly uses imitation or counterfeit certificate of compliance commits offense. Punishes by maximum fine of $1,000. Directs commission to adopt by rule voluntary emission control label program for pieces of construction equipment powered by nonroad diesel engines and operated in Oregon. Authorizes commission to establish schedule of fees for participation in voluntary program. Becomes operative January 1, 2020. Requires certain public improvement contracts to require use of motor vehicles with 2010 model year or newer diesel engines and equipment that meets certain emission standards in performance of contract. Becomes operative January 1, 2021. ] Applies to public improvement contracts advertised, solicited or entered into on or after January 1, 2022, with exceptions. Allows assessment of civil penalties for violations of certain motor vehicle emission standards by persons other than motor vehicle owners and their lessees. Establishes Supporting Businesses in Reducing Diesel Emissions Task Force. Directs task force to consider public funding strategies and develop incentive strategies for supporting businesses in reducing emissions from diesel engines used in conducting business activities. Sunsets task force December 31, 2020. Declares emergency, effective on passage.