Changes to VOC and MIR Regulations

The Environmental Protection Agency, several consortia of state environmental regulators, and many local regulators are continuously reviewing and updating their rules on Volatile Organic Compounds (VOCs) and Maximum Incremental Reactivity (MIR). The links in this site take you to the section for each regulator which lists any recent or upcoming changes.


The EPA updates their VOC regulations frequently.  Link to the EPA page and look for Updates to VOC Regulations and Proposed rule changes.

Environment Canada:


<< See“Rules under Review” >> <<See 2013 Amendment to Rules 1113 and 314 >>


See “March 1, 2013 Rule Changes


See “Rule Changes” Massachusetts  Rule 7.18 is currently under review to add new section (30): Adhesives, Adhesive Primers, Sealants and Sealant Primers.

Lake Michigan Air Directors Consortium (LADCO):

No changes pending


Jan 5, 2015:  Ohio EPA is requesting stakeholder input on potential amendments to Ohio Administrative Code (OAC) Chapter 3745-24, “NOx and VOC Emission Statements.” The list of rules under review are found at:

Ozone Transport Commission (OTC):

See “Model Rule Adoption Chart” Note: Please also review the websites of the OTC states for current information.