Colorado § 8-20-201 Definitions

Colorado Statutes

§ 8-20-201 — Definitions

Colorado § 8-20-201

Title 08Labor and

Art.Fuel Products

This text of Colorado § 8-20-201 (Definitions) is published on Counsel Stack Legal Research, covering Colorado primary law. Counsel Stack provides free access to over 12 million legal documents including statutes, case law, regulations, and constitutions.

Bluebook

Colo. Rev. Stat. § 8-20-201 (2026).

Text

As used in this part 2, unless the context otherwise requires:

(1)Alternative fuel means a motor fuel that combines petroleum-based fuel products with renewable fuels. (1.1) Antiknock index or AKI means the arithmetic average of the research octane number (RON) and motor octane number (MON): AKI = (RON+MON)/2. This value is called by a variety of names in addition to antiknock index including: Octane rating, posted octane, and (R+M)/2 octane. (1.2) ASTM means ASTM international, formerly known as the American society for testing and materials. (1.3) British thermal unit or BTU means a scientific unit of measurement equal to the quantity of heat required to raise the temperature of one pound of water one degree Fahrenheit at approximately sixty degrees Fahrenheit. (1.5) Depart

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As used in this part 2, unless the context otherwise
requires:

(1) Alternative fuel means a motor fuel that combines petroleum-based
fuel products with renewable fuels.

(1.1) Antiknock index or AKI means the arithmetic average of the research
octane number (RON) and motor octane number (MON): AKI = (RON+MON)/2. This
value is called by a variety of names in addition to antiknock index including:
Octane rating, posted octane, and (R+M)/2 octane.

(1.2) ASTM means ASTM international, formerly known as the American
society for testing and materials.

(1.3) British thermal unit or BTU means a scientific unit of measurement
equal to the quantity of heat required to raise the temperature of one pound of
water one degree Fahrenheit at approximately sixty degrees Fahrenheit.

(1.5) Department means the department of labor and employment, division
of oil and public safety.

(1.7) DOT means the United States department of transportation.

(2) Fuel products means all gasoline; aviation gasoline; aviation turbine
fuel; diesel; jet fuel; fuel oil; biodiesel; biodiesel blends; kerosene; all alcohol
blended fuels; liquefied petroleum gas; gas or gaseous compounds, including
hydrogen; natural gas, including compressed natural gas and liquefied natural gas;
and all other volatile, flammable, or combustible liquids, that are produced,
compounded, and offered for sale or used for the purpose of generating heat, light,
or power in internal combustion engines or fuel cells, for cleaning, or for any other
similar usage.

(2.3) (a) Gallon equivalent means either a gallon diesel equivalent or a
gallon gasoline equivalent.

(b) (Deleted by amendment, L. 97, p. 137, � 1, effective March 28, 1997.)

(2.5) (a) Gallon diesel equivalent means an amount of a motor fuel that
contains an average lower heating value of one hundred twenty-eight thousand
BTUs (British thermal units), but in no case contains a lower heating value of less
than one hundred twenty-four thousand BTUs.

(b) (Deleted by amendment, L. 97, p. 137, � 1, effective March 28, 1997.)

(2.7) (a) Gallon gasoline equivalent means an amount of a motor fuel that
contains an average lower heating value of one hundred fourteen thousand BTUs
(British thermal units), but in no case contains a lower heating value of less than
one hundred ten thousand BTUs.

(b) (Deleted by amendment, L. 97, p. 137, � 1, effective March 28, 1997.)

(3) Gross gallons as applied to fuel and petroleum products means units of
two hundred thirty-one cubic inches measured at storage or metered temperature.

(3.5) Hg means the element mercury.

(4) Lubricants means petroleum products used for the purpose of reducing
friction between moving surfaces.

(4.5) (a) Motor fuel means any liquid or gas used as fuel to generate power
in engines or motors.

(b) (Deleted by amendment, L. 97, p. 137, � 1, effective March 28, 1997.)

(5) Net gallons as applied to fuel and petroleum products means units of
two hundred thirty-one cubic inches measured at standard temperature.

(5.3) NFPA means the national fire protection association.

(5.5) NIST means the national institute of standards and technology.

(6) Person means an individual, trust or estate, partnership, association,
joint stock company or corporation, and any receiver appointed by law.

(7) Proved as applied to measuring devices means the act of having
verified the accuracy of meters used to measure fuel and petroleum products.

(8) Prover as applied to determination of meter accuracy means a
calibrated volumetric receiver or a mechanical positive displacement device.

(8.5) Renewable fuel means a motor vehicle fuel that is produced from
plant or animal products or wastes, as opposed to fossil fuel sources.

(9) Standard temperature as applied to fuel and petroleum products
means sixty degrees Fahrenheit.

(10) Temperature compensation as applied to liquid measure of fuel and
petroleum products means adjustment of gallons measured at storage or metered
temperature to the standard temperature.

Legislative History

Source: L. 31: p. 589, �� 1, 2. CSA: C. 118, � 1. L. 41: p. 581, � 1. CRS 53: � 100-2-1. C.R.S. 1963: � 100-2-1. L. 73: p. 1066, � 2. L. 93: (1) amended and (1.5), (2.3), (2.5), (2.7), and (4.5) added, p. 269, � 2, effective July 1. L. 97: (1), (2.3), (2.5), (2.7), and (4.5) amended, p. 137, � 1, effective March 28. L. 2001: (1.5) amended, p. 1115, � 5, effective June 5. L. 2005: (1), (1.5), and (2) amended and (1.1), (1.2), (1.7), (3.5), (5.3), and (5.5) added, p. 1341, � 1, effective August 8. L. 2007: (1), (1.1), and (1.2) amended and (1.3) and (8.5) added, p. 1759, � 2, effective June 1. L. 2013: (2) amended, (HB 13-1110), ch. 225, p. 1055, � 3, effective January 1, 2014. L. 2016: (2) amended, (HB 16-1053), ch. 4, p. 8, � 2, effective March 9.