1910.107(b)(2): Smooth Interiors for Spray Booths
Employers must make sure spray booth interior surfaces are smooth and continuous with no edges, and designed to prevent pockets of residue and to allow safe cleaning and washing.
Key takeaways
- 1910.107(b)(2) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart H).
- OSHA cited it 29 times in the last 3 years, in 29 inspections, with $33,054 in current penalties.
- Most citations: VA (6), TN (3), MN (3).
- Related part: 1910.107(b) Spray booths (559 citations).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.107(b)(2) ("Interiors") is one requirement inside 1910.107 Spray finishing using flammable and combustible materials, an OSHA general industry standard (Part 1910, Subpart H). The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(2) Interiors. The interior surfaces of spray booths shall be smooth and continuous without edges and otherwise designed to prevent pocketing of residues and facilitate cleaning and washing without injury. 29 citations
Source: eCFR, text current as of 2026-10-15. Read all of 1910.107.
Where and how often it was cited
| Year | Citations |
|---|---|
| 2024 | 10 |
| 2025 | 14 |
| 2026 | 5 |
Top states: VA (6), TN (3), MN (3), WI (2), MD (2)
Largest penalties
| Employer | Location | Penalty for this rule |
|---|---|---|
| 27NORTH | SPRINGFIELD, MO | $6,024 |
| LEE SPRING COMPANY LLC | BRISTOL, CT | $5,426 |
| TRUDELL INDUSTRIAL FINISHING INC. | DE PERE, WI | $5,000 |
| CMH MANUFACTURING, INC. | BEAN STATION, TN | $2,100 |
| EAGLE TECHNOLOGIES LLC | NEWPORT NEWS, VA | $2,079 |
Free toolbox talk
A 5-minute crew talk on 1910.107(b)(2), plus alerts when this rule changes. Free.
OSHA interpretation letters
None exist. OSHA has not published a letter of interpretation for 1910.107(b)(2).
Related parts of this rule
- 1910.107(b) Spray booths 559 citations
- 1910.107(b)(5) Dry type overspray collectors—(exhaust air filters) 239 citations
- 1910.107(b)(9) Cleaning 204 citations
- 1910.107(b)(5)(i) 152 citations
- 1910.107(b)(5)(iv) 79 citations
- 1910.107(b)(1) Construction 39 citations
- 1910.107(b)(10) Illumination 19 citations
- 1910.107(b)(3) Floors 14 citations
- 1910.107(b)(8) Separation of operations 12 citations
- 1910.107(b)(5)(ii) 6 citations
- 1910.107(b)(6) Frontal area 3 citations
Get your crew competent
Trainers on Black Belt Safety: Marc Harvey, Dana Reyes
Trainers and suppliers: feature your business on this rule for $25/month.
Frequently asked questions
What must spray booth interiors be like?
Smooth and continuous without edges.
Why must the interior be smooth?
To prevent pocketing of residues and allow cleaning and washing without injury.
Does this apply to all spray booths?
It is a spray booth construction requirement under 1910.107(b).
About this page
Sources
- 29 CFR 1910.107 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-10-20
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.