New Source Performance Standards for Stationary Spark Ignition Internal Combustion Engines (40 CFR Part 60 Subpart JJJJ)
Applicability to natural gas industry
A spark ignition (SI) engine, or gasoline engine, is a type of engine in which the fuel-air mixture in the combustion chamber is ignited by a spark from a spark plug. Stationary engines are used in a variety of applications from generating electricity to powering pumps and compressors. They are also used in the event of an emergency such as fire or flood.
You are subject to this rule if you are an owner or operator of a regulated SI internal combustion engine that was manufactured after July 1, 2008.
If you are an owner or operator of a stationary SI internal combustion engine that is manufactured after July 1, 2008, and must comply with the emission standards specified in §60.4233(a) through (c), you must comply by purchasing an engine certified to the emission standards in §60.4231(a) through (c), as applicable, for the same engine class and maximum engine power. In addition, you must meet one of the requirements:
US EPA. Rule summary, rule history, compliance information and links to additional resources.
US EPA. Compliance Requirements for Stationary Engines.