Prohibiting in Calvert County certain components of the Vehicle Emissions Inspection Program, including mandatory dynamometer testing, if the County is reclassified as in attainment of national ambient air quality standards and if an air quality maintenance plan that does not include specified tests and inspections receives EPA approval; authorizing the MVA to offer an incentive program in Calvert County to encourage voluntary submission to dynamometer testing; requiring certain reports relating to Calvert County's VEIP status; etc.