339950 — Sign Manufacturing
NAICS 339950 is 'Sign Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 500 employees.
Description
This industry comprises establishments primarily engaged in manufacturing signs and related displays of all materials (except printing paper and paperboard signs, notices, displays).
Exclusions & Cross-References
- Printing advertising specialties or printing paper and paperboard signs, notices, and displays--are classified
- in Industry 32311, Printing;
- Manufacturing and printing advertising specialties--are classified in the Manufacturing sector according to
- the products made;
- Manufacturing die-cut paperboard displays--are classified in U.S. Industry 322299, All Other Converted
- Paper Product Manufacturing; and
- Sign lettering and painting--are classified in Industry 541890, Other Services Related to Advertising.
Overview Facts
| NAICS Code | 339950 |
|---|---|
| Industry Title | Sign Manufacturing |
| SBA Size Standard | 500 employees |
| IRS PBA Code | 339900 (rolled-up match) |
| Sectors Hierarchy | Sector 31-33 → 339 → 3399 |
| Source / Verified | US Census 2022 NAICS Manual / 2026-06-28 |
NAICS Structure: 339950
National Industry
Sector (2)
31-33
Manufacturing
Subsector (3)
339
Miscellaneous Manufacturing
Industry Group (4)
3399
Other Miscellaneous Manufacturing
Industry (5)
33995
Sign Manufacturing
National Industry (6)
339950
Sign Manufacturing
Legacy SIC Concordance
Trace the historical mapping chain from the 1987 Standard Industrial Classification (SIC) to the modern 2022 NAICS code format.
- SIC 3993 - Signs and Advertising Specialties (via SIC1987:3993→NAICS1997:33995→2002:339950→2007:339950→2012:339950→2017:339950→2022:339950)
Related Resources & Compliance Guides
Further regulatory reference links for NAICS code 339950:
- Sector 31-33 Directory Hub — List of related industries in the Manufacturing sector.
- SIC ↔ NAICS Crosswalk Tool — Look up mappings between legacy SIC codes and modern classifications.
- SBA Size Standards Guide — Complete rules and averaging periods for small business classifications.
- Calculating Annual Receipts Guide — Detailed worked example of revenue calculation rules.
- IRS Principal Business Activity Guide — How NAICS codes map to corporate and entity tax filings.
Related Industries in 3399
Frequently Asked Questions (FAQ)
Is 339950 a valid 2022 NAICS code?
NAICS 339950 is 'Sign Manufacturing', a 2022 U.S. national industry under Sector 31-33 (Manufacturing); the SBA small-business size standard is 500 employees.
What is the SBA size standard for NAICS 339950?
The SBA small business size standard for NAICS 339950 is 500 employees (based on employees).
What is the legacy SIC code mapping for 339950?
NAICS code 339950 maps to the legacy 1987 SIC codes: 3993 - Signs and Advertising Specialties.