NR 422.02(87m)(87m) “Single-stage coating” means a topcoat consisting of only one coating. NR 422.02(87s)(87s) “Soft coating” means any coating that provides a soft tactile feel and appearance similar to surfaces such as leather when applied to plastic parts. NR 422.02(87v)(87v) “Solar-absorbent coating” means a coating which has as its prime purpose the absorption of solar radiation. NR 422.02(87x)(87x) “Solid-film lubricant” means a very thin coating consisting of a binder system containing as its chief pigment material one or more of molybdenum disulfide, graphite, polytetrafluoroethylene (PTFE) or other solids that act as a dry lubricant between faying surfaces. NR 422.02(88)(88) “Special purpose screen printing inks and coatings” means inks and coatings used in screen printing which are conductive inks, are used to print ink transfers, or are designed to resist or withstand any of the following: NR 422.02(88)(b)(b) Exposure to chemicals, solvents, acids, detergents, oil products or cosmetics. NR 422.02(89)(89) “Specialty coating” means one of the following: NR 422.02(89)(a)(a) For the purpose of automobile refinishing operations, coatings used only for discrete portions of the vehicle, such as bumpers or spot repairs, which are necessary due to unusual coating performance requirements. Specialty coatings include adhesion promoters, uniform finish blenders, elastomeric coatings, gloss flatteners, bright metal trim repair, jambing (cut-in) clear coats, impact resistant coatings, underbody coatings, weld-through primers and anti-glare safety coatings. NR 422.02(89)(b)(b) For the purpose of plastic parts coating under s. NR 422.083, coatings used for unusual job performance requirements. These products include adhesion primers, soft coatings, reflective argent coatings, electrostatic prep coatings, headlamp lens coatings, pad printing coatings, stencil coatings, vacuum metallizing coatings, anti-glare safety coatings, resist coatings and sensitizer coatings. NR 422.02(90)(90) “Stain” means, for the purpose of wood furniture coating, any color coat having a solids content of no more than 8.0%, by weight. NR 422.02(90m)(90m) “Stencil coating” means an ink or coating that is applied onto or over a stencil at a thickness of one mil or less of ink or coating solids. Stencil coatings are most frequently letters, numbers or decorative designs. NR 422.02(90r)(90r) “Sterilization indicating ink” means an ink that changes color to indicate that sterilization has occurred. NR 422.02(91)(91) “Stripe-kilometer” means one 10-centimeter-wide solid stripe of traffic marking material that is 1.0 kilometer long. NR 422.02(92)(92) “Stripe-mile” means one 4-inch-wide solid stripe of traffic marking material that is 1.0 mile long. NR 422.02(93)(93) “Strippable spray booth coating” means, for the purpose of wood furniture coating, a coating that is applied to a spray booth wall as a protective film to receive overspray during finishing operations and that is subsequently peeled off, thereby reducing or eliminating the need to use organic solvents to clean spray booth walls. NR 422.02(93m)(93m) “Structural glazing” means a process that includes the application of adhesive to bond glass, ceramic, metal, stone, or composite panels to exterior building frames. NR 422.02(94)(94) “Surface coating” means the application of a coating to a product in a coating line. NR 422.02(95)(95) “Surface preparation products” means products used to remove wax, tar, grease and silicone from the surface to prepare the surface for refinishing. NR 422.02(95m)(95m) “Texture coating” means a coating applied to a plastic part that provides an irregular finished surface such as one that is rough or grainy. NR 422.02(95s)(95s) “Thin metal laminating adhesive” means an adhesive intended by the manufacturer for use in bonding multiple layers of metal to metal or metal to plastic in the production of electronic or magnetic components in which the thickness of the bond line is less than 0.25 millimeters. NR 422.02(96)(96) “Thin particleboard” means a manufactured board 0.64 centimeters (¼ inch) or less in thickness made of individual wood particles which have been coated with a binder and formed into flat sheets by pressure. NR 422.02(96m)(96m) “Thinner” means any solvent used to reduce the viscosity or solids content of a coating. NR 422.02(97)(97) “Three or 4 stage coating system” means a topcoat system composed of a pigmented coating, one or 2 semi-transparent midcoats, and a clear coat. NR 422.02(98)(98) “Three-piece can side-seam spray” means a coating sprayed on the exterior and interior of a welded, cemented or soldered seam to protect the exposed metal. NR 422.02(99)(99) “Tileboard” means paneling that has a colored waterproof surface coating. NR 422.02(100)(100) “Tinted pigmented coating” means a pigmented coating which contains less than 99.5% by weight white prime pigment as a percentage of all prime pigments. NR 422.02(100m)(100m) “Tire repair” means a process that includes expanding a hole, tear, fissure, or blemish in a tire casing by grinding or gouging, applying adhesive, and filling the hole or crevice with rubber. NR 422.02(101)(101) “Topcoat” means a coating or coating system in which one or more coats are applied over a prime coat or basecoat for purposes of appearance, identification or protection of the substrate. NR 422.02(102)(102) “Touch-up and repair coating” means a coating applied to repair minor surface damage and imperfections, after normal coating operations have been completed. NR 422.02(103)(103) “Traffic marking material” means any substance, either solid or liquid at time of application, used to provide lane delineation or other traffic guidance or information on paved surfaces. Markings provided by traffic marking material include, but are not limited to, centerlines, edgelines, lane lines, turn arrows, parking stall markings, crosswalks, curb markings, railroad markings and airport taxi and runway markings. NR 422.02(104)(104) “Transfer efficiency” means the portion of coating solids which adheres to the surface being coated during the application process, expressed as a percentage of the total volume of coating solids delivered to the applicator. NR 422.02(104m)(104m) “Translucent coating” means a coating that contains binders and pigment and is formulated to form a colored, but not opaque, film. NR 422.02(105)(105) “Two-piece can exterior end coating” means a coating applied by roller coating or spraying to the exterior end of a can to provide protection to the metal. NR 422.02(105g)(105g) “Two-stage topcoat” means a topcoat consisting of a pigmented basecoat and a transparent clearcoat. NR 422.02(105r)(105r) “Underbody coating” means a coating designed for protection and sound deadening that is typically applied to the wheel wells and underbody of an automobile. NR 422.02(106)(106) “Uniform finish blender” means a thinner or low solids clear solution which is used to blend overspray from a repaired area into the unrepaired color. NR 422.02(106m)(106m) “Vacuum metallizing” means a process whereby metal is vaporized and deposited on a substrate in a vacuum chamber. NR 422.02(106s)(106s) “Vacuum metalizing coating” means the undercoat applied to the substrate on which the metal is deposited or the overcoat applied directly to the metal film. NR 422.02(107)(107) “Vinyl coating” means printing on or applying a decorative or protective topcoat, other than vinyl plastisols or organisols, to vinyl or urethane coated fabric or vinyl or urethane sheets. NR 422.02(108)(108) “Washcoat” means, for the purpose of wood furniture coating, a transparent coating having a solids content, by weight, of 12.0% or less applied over initial stains to protect and control color and prepare the wood for sanding. NR 422.02(109)(109) “Washoff operation” means, for the purpose of wood furniture coating, the process of using an organic solvent to remove coating from a substrate. NR 422.02(109m)(109m) “Water hold-out coating” means a coating applied to the interior cavity areas of doors, quarter panels and rocker panels for the purpose of corrosion resistance to prolonged water exposure. NR 422.02(109s)(109s) “Waterproof resorcinol glue” means a 2-part resorcinol-resin-based adhesive designed for applications in which the bond line must be resistant to conditions of continuous immersion in fresh or salt water. NR 422.02(110)(110) “Web” means a substrate onto which inks or coatings are applied after the substrate is unwound from a continuous roll and prior to the substrate being rewound or cut. NR 422.02(110m)(110m) “Weld-through primer” means a primer that is applied to an area before welding is performed and that provides corrosion resistance to the surface after welding has been performed. NR 422.02(111)(111) “White pigmented coating” means a pigmented coating which contains 99.5% or more by weight white prime pigment as a percentage of all prime pigments. NR 422.02(112)(112) “Wood furniture” means any wood product that is within one of the following standard industrial classification codes, as described in the Standard Industrial Classification Manual, 1987, incorporated by reference in s. NR 484.05 (1): NR 422.02(112)(d)(d) 2517—wood television, radio, phonograph and sewing machine cabinets. NR 422.02(112)(h)(h) 2541—wood office and store fixtures, partitions, shelving and lockers. NR 422.02 HistoryHistory: Renum. from NR 154.01, Register, September, 1986, No. 369, eff. 10-1-86; cr. (24m), Register, January, 1987, No. 373, eff. 2-1-87; cr. (21m), Register, July, 1988, No. 391, eff. 8-1-88; cr. (12m), (16m) and (33m), am. (34) and (47), Register, August, 1989, No. 404, eff. 9-1-89; renum. (6) to be NR 400.02 (21m), am. (16), (32) (33m) and (50), cr. (28m), (33g) and (41m), (12s) renum. from NR 400.02 (36), Register, February, 1990, No. 410, eff. 3-1-90; am. (7), Register, May, 1992, No. 437, eff. 6-1-92; am. (50), Register, December, 1993, No. 456, eff. 1-1-94; cr. (11m), (21s), (41p), (41s), (41v) and (42m), am. (32), Register, June, 1994, No. 462, eff. 7-1-94; cr. (16e), (42q), (42s) and (47m), Register, July, 1994, No. 463, eff. 8-1-94; am. (7) and (34), cr. (12e), (18m), (24s), (27m), (33d), (34m), (46m) and (51), Register, August, 1994, No. 464, eff. 9-1-94; cr. (6), (18s), (21e), (24p), (24q), (28g), (37v), (41y) and (50v), Register, June, 1995, No. 474, eff. 7-1-95; am. (intro.) and (47), renum. (1) to be (1s), cr. (1), (1e), (1m), (1x), (3e), (3m), (7m),(12d), (16g), (16i), (16k), (28j), (33j), (34s), (34v), (37s), (41w), (42n), (42o), (42u), (43m), (44m), (47e), (49m), (50e), (50m) and (52), Register, August, 1995, No. 476, eff. 9-1-95; correction in (22) and (23) made under s. 13.93 (2m) (b) 1., Stats., Register, August, 1995, No. 475; renum. (1e) to (52) to be (2) to (112) and am. (13), (20) and (42), Register, December, 1995, No. 480, eff. 1-1-96; r. (24), am. (89), Register, December, 1996, No. 492, eff. 1-1-97; am. (42), Register, October, 1999, No. 526, eff. 11-1-99; am. (1), (68), (70), (89) and (102), cr. (7e), (7m), (7s), (19m), (20m), (39m), (42m), (45m), (49m), (53m), (54m), (67m), (87m), (96m), (105g), (105r), (109m) and (110m), Register, January, 2001, No. 541, eff. 2-1-01; CR 00-160: cr. (19s); CR 00-174: am. (5), (8), and (89), cr. (7v), (7y), (12m), (21m), (22m), (53e), (53s), (61m), (64m), (75g), (75r), (85m), (87s), (90m), (95m), and (106m), Register August 2001 No. 548, eff. 9-1-01; corrections in (49m) and (67m) made under s. 13.93 (2m) (b) 7., Stats., Register August 2001 No. 548; CR. 02-146: am. (67m) Register October 2003 No. 574, eff. 11-1-03; correction in (13), (49m) and (112), made under s. 13.93 (2m) (b) 7., Stats., Register October 2003 No. 574; CR 08-102: am. (12), (13), (77), (90m) and (102), cr. (12s), (21g), (26m), (34g), (34r), (37m), (40m), (53i), (54s), (57m), (80m), (87v), (87x) and (107m) Register July 2009 No. 643, eff. 8-1-09; CR 11-005: am. (12), (34g), (34r), (83), r. (84), cr. (90r) Register January 2012 No. 673, eff. 2-1-12; CR 18-067: cr. (7c), (14m), (45e) Register June 2019 No. 762, eff. 7-1-19; CR 20-088: am. (intro.), renum. (1) to (1m), cr. (1d), (1h), (3g), (3r), (4g), (4r), (10m), (12o), (12q), (15m), (19f), (19v), (19x), (20q), (20u), (20y), (21d), (21j), (25g), (25r), (32m), (34d), (34v), (36m), (38m), (41e), (41m), (41s), (42d), (42h), (42s), (45s), (53j), (53k), (54a), (54b), (54c), (54d), (54e), (54f), (54g), (54h), (54i), (54j), (54k), (54L), renum. (54m) to (54p), cr. (54o), (54y), (57s), (58m), (61s), (63m), (64g), (64q), (64u), (65e), (65m), (65s), (66m), (74m), (75m), (80f), (86e), (86m), (86s), (87d), (87h), (87L), (93m), (95s), (100m), (104m), (106s), (109s) Register May 2022 No. 797, eff. 6-1-22; correction in (54g) (a) made under s. 35.17, Stats., Register May 2022 No. 797. NR 422.03NR 422.03 Exemptions. Sections NR 422.04 to 422.155 apply to any facility that contains one or more of the surface coating or printing process lines described in ss. NR 422.05 to 422.155, except as specified in this section. Exempt facilities are subject to the recordkeeping requirements of s. NR 439.04 (4). Exemptions include any of the following: NR 422.03(1)(1) Any surface coating process line which meets the specific applicability requirements of s. NR 422.07, 422.10, 422.11, 422.12, or 422.13, within a facility when actual emissions of VOCs from all surface coating process lines meeting the same applicability requirements within the facility are never greater than 6.8 kilograms (15 pounds) in any one day with all emission control equipment inoperative. NR 422.03(3)(3) Surface coating facilities as described under s. NR 422.07, 422.10, 422.11, 422.12, or 422.13 which are located outside the counties of Brown, Calumet, Dane, Dodge, Door, Fond du Lac, Jefferson, Kenosha, Kewaunee, Manitowoc, Milwaukee, Outagamie, Ozaukee, Racine, Rock, Sheboygan, Walworth, Washington, Waukesha, and Winnebago and which have total emissions of VOCs from the facility, with all emission control equipment inoperative, of less than 100 tons per year. NR 422.03(5)(5) Surface coating process sources used exclusively for chemical or physical analysis or determination of product quality and commercial acceptance where all of the following conditions are met: NR 422.03(5)(a)(a) The operation of the source is not an integral part of the production process. NR 422.03(5)(b)(b) The emissions from the source do not exceed 363 kilograms (800 pounds) in any calendar month. NR 422.03(7)(7) Coatings and inks that are subject to an emission limitation under ss. NR 422.05 to 422.083, 422.085, 422.09, or 422.10 to 422.17, but that do not comply with the applicable emission limitation, if the aggregate use of these noncompliant coatings and inks at the facility does not exceed 55 gallons during any 12 consecutive months. NR 422.03 HistoryHistory: Renum. from NR 154.13 (4) (a) and am. Register, September, 1986, No. 369, eff. 10-1-86; am. (3) and cr. (6), Register, January, 1987, No. 373, eff. 2-1-87; am. (intro.), (2) and (3), Register, August, 1989, No. 404, eff. 9-1-89; am. (intro.), (1) to (4) and (6) (b), Register, February, 1990, No. 410, eff. 3-1-90; am. (intro.) and (2), Register, May, 1992, No. 437, eff. 6-1-92; am. (1) to (4), (6) (a) and (b), Register, December, 1993, No. 456, eff. 1-1-94; cr. (4m), Register, June, 1994, No. 462, eff. 7-1-94; am. (intro.), cr. (8) and (9), Register, August, 1994, No. 464, eff. 9-1-94; am. (1), (3), Register, August, 1995, No. 476, eff. 9-1-95; am. (intro.), (2), (3), (4), (4m) (b) and (c), cr. (7), Register, December, 1995, No. 480, eff. 1-1-96; r. and recr. (7), Register, October, 1999, No. 526, eff. 11-1-99; CR 11-005: am. (1), (3), r. (2), (4), (4m), (6), (8), (9) Register January 2012 No. 673, eff. 2-1-12; CR 20-088: am. (intro.), (7) Register May 2022 No. 797, eff. 6-1-22. NR 422.04(1)(1) In-line averaging. Compliance with the emission limitations of this chapter may be achieved through a daily volume-weighted average of all coatings or inks applied by emission units in a process line subject to the same numerical emission limitation. Any owner or operator achieving compliance by means of this subsection shall comply with the reporting requirements of s. NR 439.03 (7) and the recordkeeping requirements of s. NR 439.04 (5) (g). NR 422.04(1)(a)(a) No owner or operator of a coating line subject to an emission limitation contained in ss. NR 422.05 to 422.084, 422.09 to 422.12, 422.132, 422.135, 422.15, 422.151, or 422.155 and complying with the emission limitation by means of this subsection may cause, allow or permit the daily volume-weighted average VOC content to exceed the emission limitation to which the coatings are subject. For purposes of this paragraph, daily volume-weighted average VOC content shall be calculated by using the following equation: where:
VOCA is the volume-weighted average VOC content of 2 or more coatings applied on a coating line during any day in kilograms per liter (pounds per gallon) of coating, excluding water
i is the subscript denoting an individual coating
n is the number of different coatings subject to the same numerical emission limitation applied during any day on a coating line
Ci is the VOC content of each coating (i) as applied during any day on the coating line in kilograms per liter (pounds per gallon) of coating, excluding water
Vi is the volume of each coating (i), excluding water, as applied during any day on the coating line in liters (gallons)
VT is the total volume of all n coatings subject to the same emission limitation, excluding water, applied during any day on the coating line in liters (gallons)
NR 422.04(1)(b)(b) No owner or operator of a printing line subject to an emission limitation contained in s. NR 422.14 (2) (a) or (b) and complying with the emission limitation by means of this subsection may cause, allow or permit the daily volume-weighted average VOC content to exceed the emission limitation to which the inks are subject: where:
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Department of Natural Resources (NR)
Chs. NR 400-499; Environmental Protection – Air Pollution Control
administrativecode/NR 422.02(99)
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