February 12, 2013 - EPA issued a final rule that excludes of a group of four Hydrofluoropolyethers (HFPEs) from regulation as a VOC under the Clean Air Act. This will remove the HFPEs from the control requirements in order to meet the ozone NAAQS.

• Final Rule to Exclude a Group of Four Compounds (HFPEs) (PDF)(6 pp, 286 K, About PDF) - Federal Register - Feb 12, 2013
• Docket No. EPA-HQ-OAR-2007-0089 contains the proposed rule, final rule, public comments, and supporting documents.

• Fact Sheet: Final Rule to Exclude a Group of Four Hydrofluoropolyethers (HFPEs) from Control as Volatile Organic Compounds (VOC) (PDF)(3 pp, 24 K, February 4, 2013)