Don’t wait until the month your emissions is due. In order to allow sufficient time to analyze and process the RapidScreen data, any readings recorded within the final two months before your vehicle’s registration renewal is due will be too late to qualify.

Air Care Colorado Consumer Information

Wait Time Note: Please keep in mind that the wait times include an average test time of 20 minutes, so if the wait time for a station says "30 minutes," the actual wait prior to the test is about 10 minutes.  The wait times are updated approximately every 15 minutes.