N.H. Code Admin. R. Env-A 4203.01 – VOC Content Limits

(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. (1) Manufactures, blends, or repackages for sale within New Hampshire;
2. (2) Supplies, sells, or offers for sale within New Hampshire; or
3. (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 Category
VOC 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. (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. (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.

Source. #8695, eff 7-27-06; ss by #10736, eff 1-1-15; ss by #14202, eff 2-26-25