Federal regulations · Through 2026-08-25 · Newer source version available

40 CFR 1045.805: What symbols, acronyms, and abbreviations does this part use?

Where this section sits in the code

Title 40—Protection of Environment
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY
SUBCHAPTER U—AIR POLLUTION CONTROLS
PART 1045—CONTROL OF EMISSIONS FROM SPARK-IGNITION PROPULSION MARINE ENGINES AND VESSELS
Subpart I—Definitions and Other Reference Information

The following symbols, acronyms, and abbreviations apply to this part:

ABT Averaging, banking, and trading.

AECD Auxiliary emission control device.

CFR Code of Federal Regulations.

CH4 methane.

CO carbon monoxide.

CO2 carbon dioxide.

EPA Environmental Protection Agency.

FEL Family Emission Limit.

g gram.

HC hydrocarbon.

hr hour.

kPa kilopascals.

kW kilowatt.

m meter.

N2O nitrous oxide.

NARA National Archives and Records Administration.

NMHC nonmethane hydrocarbons.

NOX oxides of nitrogen (NO and NO2).

NTE not-to-exceed

psig pounds per square inch of gauge pressure.

RPM revolutions per minute.

SAE Society of Automotive Engineers.

THC total hydrocarbon.

THCE total hydrocarbon equivalent.

U.S.C. United States Code.

Collected 2026-08-27T02:26:04Z. Source file · JSON