NAICS Code 522310 — Mortgage and Nonmortgage Loan Brokers

National Industry in the official 2022 North American Industry Classification System (U.S. Census Bureau). It is the only national industry under 52231 (Mortgage and Nonmortgage Loan Brokers).

Code	522310
Title	Mortgage and Nonmortgage Loan Brokers
Level	National Industry (6-digit)
Edition	NAICS 2022 edition
SBA size standard	$15 million in average annual receipts

Official definition (2022 NAICS)

This industry comprises establishments primarily engaged in arranging loans by bringing borrowers and lenders together on a commission or fee basis.

Is a business under 522310 "small"?

Under the SBA size standards (13 CFR 121.201, effective March 17, 2023), a business classified in NAICS 522310 qualifies as a small business if it does not exceed $15 million in average annual receipts. Small-business status determines eligibility for federal set-aside contracts, SAM.gov certifications and SBA loan programs — receipts are averaged over the latest 5 fiscal years.

Where 522310 sits in the hierarchy

Level	Code	Title
Sector	52	Finance and Insurance
Subsector	522	Credit Intermediation and Related Activities
Industry Group	5223	Activities Related to Credit Intermediation
NAICS Industry	52231	Mortgage and Nonmortgage Loan Brokers
National Industry	522310	Mortgage and Nonmortgage Loan Brokers

Related SIC codes

Via the official U.S. Census concordance (1987 SIC ↔ NAICS), shown only where the industry definition is unchanged in NAICS 2022.

SIC code	Title
6163	Loan Brokers

Data: official 2022 NAICS structure, descriptions and Census concordances, U.S. Census Bureau — U.S. government works in the public domain (17 U.S.C. §105). Suggested reference, not an official determination.