![[logo] US EPA](http://www.epa.gov/epafiles/images/logo_epaseal.gif){kind=logo}
The Montreal Protocol
Montreal Protocol - Recent International Developments in Saving the Ozone Layer
Learn About 20 Years of Achievements in the Stratospheric Protection Division's Progress Report
Recent Additions
(6/8/13) United States and China Agree to Work Together on Phase Down of HFCs
(6/7/13) Safety warning about R-22a flammable refrigerant
(5/17/13) EP Releases Acceptibility Determination 28 approving ODS substitutes (8pp, 283 KB)
4/29/13) EPA Adds Alternative Fire Suppressant in Final Rule (7pp, 308 KB)
(4/12/13) EPA Proposes to Exempt Certain SNAP –Listed Hydrocarbon Refrigerants from CAA Sect 608 Venting Prohibition (9 pp, 289 KB)
(3/27/2013) EPA Provides HCFC-22 and HCFC-142b Allowances for 2012-2014
(12/7/12) EPA Proposes Critical Uses of Methyl Bromide for 2013
(9/19/12) EPA Lists Three New Alternative Fire Suppressants
(8/10/12) EPA releases Acceptability Determination 27 approving ODS substitutes
(6/22/12) The United States, Canada and Mexico submit a joint proposal to amend the Montreal Protocol
(5/11/12) EPA finalizes the 2012 Methyl Bromide Critical Use Exemption Rule
(12/22/11) EPA signs proposed rule adjusting allowances for HCFCs
(12/9/11) EPA extends the Laboratory and Analytical Use Exemption
Welcome to EPA's ozone depletion web area! Here you'll find information about the science of ozone depletion, EPA's regulatory approach to protecting the ozone layer, alternatives to ozone-depleting substances, and sun safety.