Skip to content
Log in Apply
NAICS 523999, industry

NAICS 523999: Miscellaneous financial investment activities

NAICS 523999 is the industry code for miscellaneous financial investment activities. Use it on loan applications, tax forms and registrations. Explore financing for professional services and start your application when you are ready.

Apply for funding with AI

What 523999 covers

This code covers financial investment activities not elsewhere classified, such as exchange of foreign currency, gas lease brokers, financial planning without portfolio management, and investment clubs that are not funds.

Included in this code

  • Foreign currency exchange services
  • Oil and gas lease brokers
  • Tax liens dealing
  • Royalty and lease investing services
  • Venture and angel investor networks

Not this code

Businesses that use 523999

Currency exchange boothOil and gas lease brokerTax lien investor

Financing for this trade

Firms here fund operations with equity and lines of credit. Lenders look at licensing, recurring revenue and capital.

Apply for funding with AI

Is 523999 the right code for a financial services firm?

Yes, if your financial activity does not fit brokerage, advice, trust or exchange codes, such as currency exchange or oil and gas lease brokering. Check 5231 and 5239 codes first. Owners in this trade most often weigh it against 523940 (portfolio management and investment advice) and 522390 (other activities related to credit intermediation). The right choice is the activity that brings in the most revenue, used the same way on tax returns and loan applications.

What is the SBA size standard for 523999?

The SBA size standard for 523999 is $47M in average annual receipts. SBA averages total gross receipts over the last five completed fiscal years and adds in any affiliates under common control. A financial services firm at or below that figure counts as small for federal small business contracts and other SBA size determinations, although lending and passive investment businesses are generally not eligible for SBA 7(a) loans.

What financing do currency exchange and lease brokerage firms use?

Currency exchanges need working capital and bank relationships for liquidity, while lease brokers mainly need lines of credit to cover acquisition costs before deals close. Lenders review licensing, anti money laundering controls and deal history. Expect lenders to ask for receivables and payables agings, recent bank statements and a debt schedule, which also help a broker match the request to the right lender quickly.

What does NAICS 523999 cover?

Miscellaneous financial investment activities. Industry level code in NAICS 2022, under 52 Finance and insurance, 523 Securities, commodity contracts, and other financial investments and related activities, 5239 Other financial investment activities, 52399 All other financial investment activities.

What financing do NAICS 523999 businesses use?

Equipment financing, working capital, SBA loans and invoice factoring are the products placed most for professional services businesses. Start an application and the AI matches the deal to lenders that fund this code.

Where do I put NAICS 523999?

On the SBA loan application, on federal Schedule C or Form 1120, on SAM.gov and state registrations, and on most lender applications. A business can report more than one code; use this one if it describes what produces most of your revenue.