Note: EPA no longer updates this information, but it may be useful as a reference or resource.
Please see www.epa.gov/nsr for the latest information on EPA's New Source Review program.
January 9, 1987 Interpretation of the Policy on Compliance with Statutory Provisions of Part D 27.4
The memo provides further clarification of EPA's November 2, 1983, memo entitled "Compliance with the Statutory Provisions of Part D of the Clean Air Act."