Originally Posted by Roadster4Us

The EPA set a time limit on meeting Clean Air Act ozone standards by 1999 in revisions to the act made in 1990 and Northern Virginia had been found to still have excess concentrations of carbon monoxide, hydrocarbons, and nitrogen oxides.

The Commonwealth was at risk of losing billions of dollars of federal transportation funding for the future, says Virginia Delegate Joe T. May. He said government officials were even considering outlawing charcoal grills and lawn mowers.

Your vehicle must meet Virginia's emissions inspection requirements if it is garaged in one of the localities listed below:
the counties of Arlington, Fairfax, Loudoun, Prince William, or Stafford
the cities of Alexandria, Fairfax, Falls Church, Manassas or Manassas Park