This rule was published in the October 1, 2012, issue (Vol. 2012, No. 19) of the Utah State Bulletin.
R307. Environmental Quality, Air
The Portable Document Format (PDF) version of the Bulletin is the official version. The PDF version of this issue is available at https://rules.utah.gov/publicat/bull-pdf/2012/b20121001.pdf. The HTML edition of the Bulletin is a convenience copy. Any discrepancy between the PDF version and HTML version is resolved in favor of the PDF version.