Code of Federal Regulations > Title 40 > Chapter I > Part 60 > Subpart JJJJ - Subpart JJJJ—Standards of Performance for Stationary Spark Ignition Internal Combustion Engines

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Sep 16, 2025

WHAT THIS SUBPART COVERS

§ 60.4230 - Am I subject to this subpart?

EMISSION STANDARDS FOR MANUFACTURERS

§ 60.4231 - What emission standards must I meet if I am a manufacturer of stationary SI internal combustion engines or equipment containing such engines?

§ 60.4232 - How long must my engines meet the emission standards if I am a manufacturer of stationary SI internal combustion engines?

EMISSION STANDARDS FOR OWNERS AND OPERATORS

§ 60.4233 - What emission standards must I meet if I am an owner or operator of a stationary SI internal combustion engine?

§ 60.4234 - How long must I meet the emission standards if I am an owner or operator of a stationary SI internal combustion engine?

OTHER REQUIREMENTS FOR OWNERS AND OPERATORS

§ 60.4235 - What fuel requirements must I meet if I am an owner or operator of a stationary SI gasoline fired internal combustion engine subject to this subpart?

§ 60.4236 - What is the deadline for importing or installing stationary SI ICE produced in previous model years?

§ 60.4237 - What are the monitoring requirements if I am an owner or operator of an emergency stationary SI internal combustion engine?

COMPLIANCE REQUIREMENTS FOR MANUFACTURERS

§ 60.4238 - What are my compliance requirements if I am a manufacturer of stationary SI internal combustion engines ≤19 KW (25 HP) or a manufacturer of equipment containing such engines?

§ 60.4239 - What are my compliance requirements if I am a manufacturer of stationary SI internal combustion engines >19 KW (25 HP) that use gasoline or a manufacturer of equipment containing such engines?

§ 60.4240 - What are my compliance requirements if I am a manufacturer of stationary SI internal combustion engines >19 KW (25 HP) that are rich burn engines that use LPG or a manufacturer of equipment containing such engines?

§ 60.4241 - What are my compliance requirements if I am a manufacturer of stationary SI internal combustion engines participating in the voluntary certification program or a manufacturer of equipment containing such engines?

§ 60.4242 - What other requirements must I meet if I am a manufacturer of stationary SI internal combustion engines or equipment containing stationary SI internal combustion engines or a manufacturer of equipment containing such engines?

COMPLIANCE REQUIREMENTS FOR OWNERS AND OPERATORS

§ 60.4243 - What are my compliance requirements if I am an owner or operator of a stationary SI internal combustion engine?

TESTING REQUIREMENTS FOR OWNERS AND OPERATORS

§ 60.4244 - What test methods and other procedures must I use if I am an owner or operator of a stationary SI internal combustion engine?

§ 60.4245 - What are my notification, reporting, and recordkeeping requirements if I am an owner or operator of a stationary SI internal combustion engine?

GENERAL PROVISIONS

§ 60.4246 - What General Provisions and confidential information provisions apply to me?

MOBILE SOURCE PROVISIONS

§ 60.4247 - What parts of the mobile source provisions apply to me if I am a manufacturer of stationary SI internal combustion engines or a manufacturer of equipment containing such engines?

DEFINITIONS

§ 60.4248 - What definitions apply to this subpart?

Appendix - Table 1 to Subpart JJJJ of Part 60—NOX, CO, and VOC Emission Standards for Stationary Non-Emergency SI Engines ≥100 HP (Except Gasoline and Rich Burn LPG), Stationary SI Landfill/Digester Gas Engines, and Stationary Emergency Engines >25 HP

Appendix - Table 2 to Subpart JJJJ of Part 60—Requirements for Performance Tests

Appendix - Table 3 to Subpart JJJJ of Part 60—Applicability of General Provisions to Subpart JJJJ

Appendix - Table 4 to Subpart JJJJ of Part 60—Applicability of Mobile Source Provisions for Manufacturers Participating in the Voluntary Certification Program and Certifying Stationary SI ICE to Emission Standards in Table 1 of Subpart JJJJ