Air Toxics Notebook
Wood Building Products Surface Coating -  Subpart QQQQ

Applicability: eCFR Subpart QQQQ [ecfr.gov]

The source category to which this subpart applies is:
surface coating of wood building products, which means the application of coatings using, for example, roll coaters or curtain coaters in the finishing or laminating of any wood building product that contains more than 50 percent by weight wood or wood fiber excluding the weight of any glass components, and is used in the construction, either interior or exterior, of a residential, commercial or institutional building.

The wood building products source category inlcues the subcategories:
1. doors, windows, and miscellaneous.
2. flooring
3. interior wall paneling and tileboard
4. other interior panels
5. exterior siding and primed doorskins

Applies to major sources of HAP that use 1,100 gallons or more per year of a coating to coat wood building products.
Rules apply to small, area sources? No
Known Sources in NDEQ Jurisdiction: No
Date of Original Final Rule: 5/28/03
Amendments Dates: 03/07/2022 - Proposed Rule
03/04/2019 - Final Rule
05/16/2018 - Proposed Rule
05/28/2003 - Final Rule
State Regulations (Title 129): Title 129, Chapter 13, Section 002.69

Previously: Chapter 28, Section 001.75.

Sources are also responsible for ensuring they are in compliance with current federal requirements found for this subpart in the CFR.
Federal Regulations: 40 CFR 63.4680
Related Rules:

NESHAP - 40 CFR Part 63

Subpart JJ - Wood Furniture Manufacturing
Subpart DDDD - Plywood & Composite Wood Products (VACATED)
Subpart QQQQQQ - Wood Preserving (area sources)
Regulations and Federal Registers:
eCFR Subpart QQQQ [ecfr.gov]
(See attached file: 4Q - Fed. Reg. 2022-03-07 - Proposed Rule Technical Corrections.pdf)
(See attached file: 4Q - Fed. Reg. 2019-03-04 - Final Rule.pdf)
(See attached file: 4Q - Fed. Reg. 2018-05-16 - Proposed Rule.pdf)

(See attached file: 4Q - Fed. Reg. 2003-05-28 - Final Rule.pdf)

SizeFile Name
325 KB 4Q - Fed. Reg. 2022-03-07 - Proposed Rule Technical Corrections.pdf
750 KB 4Q - Fed. Reg. 2019-03-04 - Final Rule.pdf
583 KB 4Q - Fed. Reg. 2018-05-16 - Proposed Rule.pdf
359 KB 4Q - Fed. Reg. 2003-05-28 - Final Rule.pdf
Forms:
Important Dates:
FAQs, Fact Sheets, and Rule Summaries: EPA's Subpart QQQQ Website [epa.gov] - contains federal register notices and implementation tools
Presentations, Training and Articles:
Other Information and Resources: (See attached file: EPA Surface coating rules overlap.pdf)
SizeFile Name
367 KB EPA Surface coating rules overlap.pdf
Notes:
Page Last Updated: 12/7/22