The purpose of R307-420 is to maintain the offset provisions of the nonattainment area new source review permitting program in Salt Lake and Davis Counties after the area is redesignated to attainment for ozone. R307-420 also establishes more stringent offset requirements for nitrogen oxides that may be triggered as a contingency measure under the ozone maintenance plan.

KEY: air pollution, ozone, offset

Date of Last Change: July 1, 2013

Notice of Continuation: May 4, 2022

Authorizing, and Implemented or Interpreted Law: 19-2-104; 19-2-108