Definitions

The following words and terms when used in this chapter shall have the following meanings unless the context clearly indicates otherwise: "ASTM D4806-21a" means the Standard Specification for Denatured Fuel Ethanol for Blending with Gasolines for Use as Automotive Spark-Ignition Engine Fuel published by ASTM International in October 2021. "ASTM D4814-24a" means the Standard Specification for Automotive Spark-Ignition Engine Fuel published by ASTM International in July 2024. "psi" means pounds per square inch. "Volatility class A" means fuel with a vapor pressure and distillation designation of "A" set forth in Table 1 Vapor Pressure and Distillation Class Requirements of ASTM D4814-24a. "Volatility class B" means fuel with a vapor pressure and distillation designation of "B" set forth in Table 1 Vapor Pressure and Distillation Class Requirements of ASTM D4814-24a. "Volatility class C" means fuel with a vapor pressure and distillation designation of "C" set forth in Table 1 Vapor Pressure and Distillation Class Requirements of ASTM D4814-24a. "Volatility class D" means fuel with a vapor pressure and distillation designation of "D" set forth in Table 1 Vapor Pressure and Distillation Class Requirements of ASTM D4814-24a. "Volatility class E" means fuel with a vapor pressure and distillation designation of "E" set forth in Table 1 Vapor Pressure and Distillation Class Requirements of ASTM D4814-24a. Statutory Authority: §§ 59.1-153 and 59.1-156 of the Code of Virginia. Historical Notes: Derived from Virginia Register Volume 33, Issue 24 , eff. August 24, 2017; amended, Virginia Register Volume 42, Issue 11 , eff. February 26, 2026.