5Directive 2004/42/CELimitation of emissions of volatile organiccompounds due to the use of organic solvents in certain paints andvarnishes and vehicle refinishing products and amending Directive1999/13/EC. .
6National primary and secondary ambient air quality standards. CFR Part 50 .
7Standards of performance for new stationary sources (NSPS). CFR Part 60 .
8Directive 2001/81/EC,National emission ceilings for certain atmospheric pollutants. .
