NAICS 541512 vs 541513
This page compares NAICS 541512 (Computer Systems Design Services) vs NAICS 541513 (Computer Facilities Management Services) to help you determine the correct industry classification code.
Side-by-Side Comparison Asset
| Dimension | NAICS 541512 — Computer Systems Design Services | NAICS 541513 — Computer Facilities Management Services |
|---|---|---|
| Definition | This U.S. industry comprises establishments primarily engaged in planning and designing computer systems that integrate computer hardware, software, and communication technologies. The hardware and software components of the system may be provided by this establishment or company as part of integrated services or may be provided by third parties or vendors. These establishments often install the system and train and support users of the system. | This U.S. industry comprises establishments primarily engaged in providing on-site management and operation of clients' computer systems and/or data processing facilities. Establishments providing computer systems or data processing facilities support services are included in this industry. |
| SBA Size Standard | $34,000,000 | $37,000,000 |
| US Establishments (CBP) | 58,113 | 6,374 |
Decision Rule Guidelines
Choose 541512 (Systems Design) if your firm integrates client hardware/software suites or designs databases. Choose 541513 (Facilities Management) if your employees operate and manage the client's existing on-site data centers or network infrastructure on an ongoing basis.
Frequently Asked Questions (FAQ)
Can I report both NAICS 541512 and 541513 on a business tax return? ▾
No, the IRS requires declaring a single primary activity code (either 541512 or 541513) on Schedule C or Form 1120. You must audit your revenue share between these two classifications and select the code that represents the highest percentage of your receipts.
How do the SBA size standards differ between NAICS 541512 and 541513? ▾
NAICS 541512 has a standard of $34,000,000 while NAICS 541513 has a standard of $37,000,000. Ensure your rolling averages of annual receipts or employees do not exceed the specific code limit for your chosen classification.
Related Pages & Tools
- NAICS Code 541512 Directory — Official definition, SBA thresholds, and details.
- NAICS Code 541513 Directory — Official definition, SBA thresholds, and details.
- Find NAICS by Industry — Search classification directory.
Primary Ingestion Source
Data sourced from the U.S. Census Bureau NAICS 2022 Manual and SBA Small Business Size Regulations (13 CFR Part 121). Last verified on 2026-06-30.