- (a) Unless prior written approval is obtained from the Director of the Division of Environmental Quality, no person shall build, erect, install, or use any article, machine, equipment, or other contrivance the sole purpose of which is to dilute or conceal an emission without resulting in a reduction of the total amount of air contaminants emitted to the atmosphere.
- (b) This section does not apply to the control of odors or to the installation of stacks for which a permit has been issued as provided in Subpart 2 of this part.