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NAICS 531120 size standard: Lessors of Nonresidential Buildings (except Miniwarehouses)

Sector 53—Real Estate and Rental and Leasing › Subsector 531—Real Estate
$34.0 million
average annual receipts

A business whose primary industry is NAICS 531120 (Lessors of Nonresidential Buildings (except Miniwarehouses)) is small for SBA and federal contracting purposes if its average annual receipts, including affiliates, are no more than $34.0 million.

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NAICS 531120 on AwardWatchdog

Footnotes that apply

Footnote 9. NAICS codes 531110, 531120, 531130, and 531190—Leasing of Building Space to the Federal Government by Owners: For Government procurement, a size standard of $47 million in gross receipts applies to the owners of building space leased to the Federal Government. The standard does not apply to an agent.

Before you rely on this

Not legal or professional advice. This is a free estimate from AwardWatchdog based on SBA’s published table. AwardWatchdog is not affiliated with SBA or the U.S. government. Only SBA can make a formal size determination.

Common questions

What is the SBA size standard for NAICS 531120?

A business whose primary industry is NAICS 531120 (Lessors of Nonresidential Buildings (except Miniwarehouses)) is small for SBA and federal contracting purposes if its average annual receipts, including affiliates, are no more than $34.0 million. The standard comes from SBA’s table at 13 CFR 121.201 (last amended effective March 17, 2023).

How are average annual receipts calculated?

Generally, total receipts over the most recently completed 5 fiscal years divided by 5, including affiliates (13 CFR 121.104). Firms in business for less than 5 years use a different calculation.

Is this an official size determination?

No. This page is an estimate from AwardWatchdog based on SBA’s published table. Use the official SBA Size Standards Tool at sba.gov and only SBA can make a formal size determination.

Related codes in Real Estate

531110 Lessors of Residential Buildings and Dwellings ($34.0M) · 531130 Lessors of Miniwarehouses and Self-Storage Units ($34.0M) · 531190 Lessors of Other Real Estate Property ($34.0M) · 531210 Offices of Real Estate Agents and Brokers ($15.0M) · 531311 Residential Property Managers ($12.5M) · 531312 Nonresidential Property Managers ($19.5M) · 531320 Offices of Real Estate Appraisers ($9.5M) · 531390 Other Activities Related to Real Estate ($19.5M)

Source: 13 CFR 121.201 (SBA table of small business size standards, eCFR current as of October 15, 2026; last amended effective March 17, 2023). See also SBA’s table of size standards.

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