EPA Regulation Navigation Tools

NOTE: EPA is currently updating the Regulation Navigation tools due to the loss of the functionality of Adobe Flash Player. New versions will be available soon.

Regulation Navigation (Reg Nav) tools help owners and operators of facilities in certain industries determine the requirements of specific air quality regulations. Reg Nav tools are online and interactive, and use the information entered to assess potential regulatory requirements.

Reg Nav tools do not store or save information, so you must print or save any output that you want to use or reference. Note that the Reg Nav requirements may not be complete. Refer any questions to your local authority.

Air Pollutant Category	Regulation	Reg Nav Tool
National Emissions Standards for Hazardous Air Pollutants under 40 CFR part 63	Subpart LLL	Portland Cement Manufacturing Industry
	Subpart ZZZZ	Reciprocating Internal Combustion Engines (RICE)
	Subpart JJJJJ	Brick and Structural Clay Products Manufacturing
	Subpart HHHHHH	Paint Stripping and Miscellaneous Surface Coating Operations at Area Sources: determining exemption eligibility
	Subpart JJJJJJ	Area Source Industrial, Commercial, and Institutional Boilers
New Source Performance Standards	Subpart WWW	Municipal Solid Waste Landfills
	Subpart XXX	Municipal Solid Waste Landfills That Commenced Construction, Reconstruction, or Modification After July 17, 2014
	Subpart IIII & Subpart JJJJ (one tool)	Stationary Compression Ignition Internal Combustion Engines and Spark Ignition Internal Combustion Engines
Emissions Guidelines	Subpart Cc	Emission Guidelines and Compliance Times for Municipal Solid Waste Landfills: Subpart Cc
	Subpart Cf	Emission Guidelines and Compliance Times for Municipal Solid Waste Landfills: Subpart Cf

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More information on these EPA regulations and other stationary sources of air pollution.