Don't overfill your gas tank. When filling your tank, resist the impulse to get just a little bit more into the tank after the nozzle clicks off. This excess gasoline has nowhere to expand so it saturates a part of the emissions control system resulting in increased emissions.

Air Care Colorado

5-Year Collector Plate Regulations

As of September 1, 2009, motor vehicles that are model year 1975 or earlier, or motor vehicles with a model year 1976 or later, that were registered as a collector's item prior to September 1, 2009 and are not used in a commercial manner, are eligible for Collecter license plates.  The following applies to all Collector plate registrations:

  • All taxes and fees shall be five times the annual taxes and fees normally assessed.
  • Collector plates are available for passenger cars and trucks that do not exceed 16,000 pounds empty weight.
  • Motor vehicles that were grandfathered in prior to September 1, 2009 may remain registered as a collector's item until registration is allowed to expire or upon sale or transfer of ownership.
  • Collector plates cost a one-time fee of $50.00 for issuance or replacement, in addition to other taxes and fees.