NR 422.095(4)(a) (a) No owner or operator of an automobile refinishing operation may refinish or allow the refinishing of any motor vehicles or their body parts and components using any coating or coating system with a VOC content in excess of that specified in Table 2. All coatings and coating components shall be used according to manufacturer’s specifications and mixing instructions.

NR 422.095(4)(b) (b) The most restrictive VOC limitation in Table 2 applies with either of the following:

NR 422.095(4)(b)1. 1. Different combinations or mixing ratios of coatings and coating components are used which constitute a different coating system than any of the systems listed in Table 2.

NR 422.095(4)(b)2. 2. The same combination and mixing ratio of coating components is used for more than one category in Table 2.

NR 422.095(4)(c) (c) Automobile refinishing coatings and coating components manufactured prior to January 11, 1999 are exempt from the emission limitations in Table 2.

- See PDF for table

NR 422.095(4)(d) (d) The maximum VOC content for any category of coating in Table 2 shall be calculated according to the following formula:

where:

VOC content is the pounds of VOC per gallon of coating

Wv is the mass of total volatiles, in pounds

Ww is the mass of water, in pounds

Wec is the mass of exempt compounds, in pounds

V is the volume of coating, in gallons

Vw is the volume of water, in gallons

Vec is the volume of exempt compounds, in gallons

NR 422.095(4)(e) (e) The VOC content for a multi-stage topcoat shall be calculated according to the following formula:

where:

VOCmulti is the VOC content of a multi-stage topcoat, in pounds of VOC per gallon of coating

VOCbc is the VOC content of the basecoat, as determined in par. (d)

VOCmci is the VOC content of midcoat i, as determined in par. (d)

VOCcc is the VOC content of the clearcoat, as determined in par. (d)

M is the number of midcoats.

NR 422.095(5) (5) Application equipment. No owner or operator of an automobile refinishing operation may refinish or allow the refinishing of any motor vehicles or their body parts and components unless one of the following types of application equipment is used in accordance with the manufacturer’s recommendations:

NR 422.095(5)(a) (a) Electrostatic application equipment.

NR 422.095(5)(b) (b) Low-pressure spray method application equipment.

NR 422.095(6m) (6m) Specialty coatings. No owner or operator of an automobile refinishing operation may apply or allow the application of a specialty coating for any reason other than the manufacturer’s intended purposes.

NR 422.095(7) (7) Industrial cleaning operations. Beginning on March 1, 2013, the owner or operator of a facility subject to this subsection shall meet the requirements of this subsection.