DEPARTMENT OF PUBLIC HEALTH AND ENVIRONMENT Air Quality Control Commission REGULATION NUMBER 13 REDUCTION OF CARBON MONOXIDE EMISSIONS FROM GASOLINE POWERED MOTOR VEHICLES THROUGH THE USE OF OXYGENATED GASOLINES – Repealed Effective 02/01/2011 5 CCR 1001-16 [Editor’s Notes follow the text of the rules at the end of this CCR Document.] _______________________________________________________________________________ Editor’s Notes History Entire rule eff. 01/30/2010.

Entire rule repealed eff. 02/01/2011.

Code of Colorado Regulations 1