New Hampshire Code of Administrative Rules
Env - Department of Environmental Services
Subtitle Env-A - Air Related Programs (formerly designated as rules of Division of Air Resources.)
Chapter Env-A 4200 - ARCHITECTURAL AND INDUSTRIAL MAINTENANCE COATINGS
Part Env-A 4203 - STANDARDS
Section Env-A 4203.01 - VOC Content Limits

Universal Citation: NH Admin Rules Env-A 4203.01

Current through Register No. 13, March 27, 2025

(a) Except as provided in Env-A 4201.02(b) and Env-A 4201.03, the limits in table 4203-1 in (b), below, shall apply to any AIM coating that any person:

(1) Manufactures, blends, or repackages for sale within New Hampshire;

(2) Supplies, sells, or offers for sale within New Hampshire; or

(3) Solicits for application or applies within New Hampshire.

(b) The VOC content limits that apply to any coating that is subject to (a), above, shall be as set forth in table 4203-1, below:

Table 4203-1: VOC Content Limits for AIM Coatings

Coating CategoryVOC Content Limit
Flat Coatings 100
Non-Flat Coatings 150
Non-Flat - High Gloss Coatings 250
Specialty Coatings
Antenna Coatings 530
Antifouling Coatings 400
Bituminous Roof Coatings 300
Bituminous Roof Primers 350
Bond Breakers 350
Calcimine Recoaters 475
Clear Wood Coatings
Clear Brushing Lacquers 680
Lacquers (including lacquer sanding sealers) 550
Sanding Sealers (other than lacquer sealers) 350
Varnishes 350
Conversion Varnishes 725
Concrete Curing Compounds 350
Concrete Surface Retarders 780
Dry Fog Coatings 400
Faux Finishing Coatings 350
Fire-Resistive Coatings 350
Fire-Retardant Coatings
Clear 650
Opaque 350
Floor Coatings 250
Flow Coatings 420
Form-Release Compounds 250
Graphic Arts Coatings, including Sign Paint 500
High-Temperature Coatings 420
Industrial Maintenance Coatings 340
Impacted Immersion Coatings 780
Low Solids Coatings See (c), below
Magnesite Cement Coatings 450
Mastic Texture Coatings 300
Metallic Pigmented Coatings 500
Multi-Color Coatings 250
Nuclear Coatings 450
Pre-Treatment Wash Primers 420
Primers, Sealers, and Undercoaters 200
Quick-Dry Enamels 250
Quick-Dry Primers, Sealers, and Undercoaters 200
Recycled Coatings 250
Roof Coatings 250
Rust Preventative Coatings 400
Shellacs
Clear 730
Opaque 550
Specialty Primers, Sealers, and Undercoaters 350
Stains 250
Swimming Pool Coatings 340
Swimming Pool Repair and Maintenance Coatings 340
Temperature-Indicator Safety Coatings 550
Thermoplastic Rubber Coatings and Mastic 550
Traffic Marking Coatings 150
Waterproofing Sealer 250
Waterproofing Concrete/Masonry Sealer 400
Wood Preservatives 350

(c) The VOC content limit for low solids coatings shall be 120 grams of VOC per liter of coating, including water and exempt compounds.

(d) To determine the applicable coating category in table 4203-1, above, the following shall apply:

(1) Metallic pigmented roof coatings that meet the definition of metallic pigmented coatings shall be considered metallic pigmented coatings, which are allowed 500 grams VOC per liter coating, thinned to the manufacturer's maximum specifications, not roof coatings, which are allowed only 250 grams VOC per liter coating, thinned to the manufacturer's maximum specifications; and

(2) A sanding sealer that meets the definition of a lacquer shall be considered a lacquer, which is allowed 550 grams VOC per liter coating, thinned to the manufacturer's maximum specifications, not a sanding sealer, which is allowed only 350 grams VOC per liter coating, thinned to the manufacturer's maximum specifications.

#8695, eff 7-27-06

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