2026 Evaporative emission requirements Zero Emission Vehicles (ZEV) Programme References Updates are indicated withbold text. Zero Emission Vehicles (ZEV) Programme Status   New emissions standards and associated requirements were issued in November 2022 by California's Air Resources Board (CARB). These standards will apply to light duty and medium duty vehicles, defined according to the California regulations, from model year 2026. An upd...

Regulations  Updated at: 2024/12/13

agricultural / constructing equipments, as well as standards and regulations on fuel quality and air environment. In addition, comments and explanations by Ricardo specialists are offered. Emission Standards - California State Passenger Cars & Light Duty Trucks Status Contents overview CARB States Vehicle Categories LEV III emission Standards Evaporative emission requirements Zero Emissions Vehicle (ZEV) Programme Test Procedures On...

Regulations  Updated at: 2024/12/13

r model years 2014 to 2018. The California Air Resources Board jointly developed the Phase 2 standards with the federal authorities; Phase 2 standards apply in California from April 2019. Light Duty Vehicles Development of the regulations In September, 2009, the California Air Resources Board (CARB) adopted new standards to limit greenhouse gas emissions from passenger vehicles, covering the period from 2009 to 2016. The standards are known a...

Regulations  Updated at: 2024/12/13

level, using the FTP and HFET tests.  The EPA does not envisage any improvements in technology being required to meet these N2O and CH4 standards. The intention is to cap these emissions at the already low levels being achieved. The fleet average GHG emission value takes into account emissions of carbon monoxide (CO) and hydrocarbons (HC). This ensures that carbon-containing exhaust emissions that ultimately contribute to the formation of CO2 ar...

Regulations  Updated at: 2024/12/13

Federal Environmental Protection Agency (EPA) has established ambient air quality standards as required by the Federal Clean Air Act. The Act also allows individual states to adopt additional or more stringent air quality standards which is an approach adopted by the California Air Resources Board (ARB). The ARB has set limits for vinyl chloride, visibility reducing particles, hydrogen sulphide and sulphates, none of which are legislated within t...

Regulations  Updated at: 2024/12/13