2022 NAICS national industry in sector 54 Professional, Scientific, and Technical Services
541350 Building Inspection Services
NAICS 541350 is the US industry code for building inspection services. It covers establishments primarily engaged in providing building inspection services.
- Code
- 541350 (2022 NAICS)
- Title
- Building Inspection Services
- Part of
- Architectural, Engineering, and Related Services
- SBA small business limit
- Average annual receipts up to $11.5 million
- Closest UK SIC
- 71111, 71112, 71121, 71122 and 1 more (details)
Changes coming. The NAICS 2027 revision applies to data from 1 January 2027, and SBA proposed new size standards on 20 August 2026. The values on this page are the ones in force today; we update this page when the official files change.
Official definition
This industry comprises establishments primarily engaged in providing building inspection services. These establishments typically evaluate all aspects of the building structure and component systems and prepare a report on the physical condition of the property, generally for buyers or others involved in real estate transactions. Building inspection bureaus and establishments providing home inspection services are included in this industry.
When to use a different code
Census classifies these close-sounding activities somewhere else. Businesses mainly engaged in:
- Inspecting buildings for termites and other pests are classified in Industry 561710, Exterminating and Pest Control Services.
- Inspecting buildings for hazardous materials are classified in Industry 541620, Environmental Consulting Services.
- Waterless fire suppression system testing and/or inspection, without sales, service, or installation are classified in Industry 541990, All Other Professional, Scientific, and Technical Services.
- Estimating the fair market value of real estate are classified in Industry 531320, Offices of Real Estate Appraisers.
- Conducting building inspections and enforcing building codes and standards are classified in Industry 926150, Regulation, Licensing, and Inspection of Miscellaneous Commercial Sectors.
Businesses that use this code
Activities listed under 541350
The Census index assigns these 7 activities to this code. If your business matches one, this is your code.
- Building inspection bureaus
- Building inspection services
- Energy efficiency inspection services
- Home inspection services
- Inspection bureaus, building
- Inspection services, building or home
- Prepurchase home inspection services
SBA size standard for 541350
To count as a small business for SBA loans and federal contracts under NAICS 541350, your business (including affiliates) must not exceed $11.5 million in average annual receipts. Check your business.
Source: SBA table of size standards, effective March 17, 2023.
Closest UK SIC 2007 codes
There is no official one-to-one link between NAICS and UK SIC. These codes share the same international class (ISIC Rev. 4: 7110), so treat them as a starting point and check the definition.
- 71111Architectural activitiesUK SIC
- 71112Urban planning and landscape architectural activitiesUK SIC
- 71121Engineering design activities for industrial process and productionUK SIC
- 71122Engineering related scientific and technical consulting activitiesUK SIC
- 71129Other engineering activitiesUK SIC
Built from Census concordances 2022→2017 NAICS and 2017 NAICS→ISIC Rev. 4.
Similar codes to compare
Data last changed November 14, 2026. How this page is built.