EPA approves the State implementation plan (SIP) revisions submitted by the State of Montana with a letter dated March 3, 1995. This submittal consists of several revisions to Missoula City-County Air Pollution Control Program regulations, which were adopted by the Montana Board of Health and Environmental Sciences (MBHES) on September 16, 1994. These rules include regulations regarding emergency procedure, paving of roads, driveways, and parking lots, street sweeping, National standards of performance for new stationary sources (NSPS), National Emission Standards for Hazardous Air Pollutants (NESHAPs), and solid fuel burning devices. Further, this submittal satisfies the one remaining commitment made by the State in a previous PM<INF>10 SIP submittal.