How the 504 structure works
A Certified Development Company, a nonprofit certified by the SBA, partners with a senior lender to finance one project.
The SBA's 504 loan page (checked October 2026) explains that Certified Development Companies, or CDCs, originate 504 loans in collaboration with a senior lender. Two loans, from two sources, usually fund the same project, and you make payments on both. The SBA page does not list the down-payment percentage or the split between the two loans, so ask a CDC or lender for the current figures on your project.
Maximum terms available are 10, 20 and 25 years. The SBA page lists a maximum of $5.5 million in its body and up to $5 million in its header, so confirm the current limit with a CDC. For a plain comparison with the better-known program, see 504 versus 7(a) and our article on SBA 504 loans.
What a 504 can and cannot pay for
It covers buying, building or renovating real estate and long-life equipment. It cannot fund working capital, inventory or rental-property speculation.
Per the SBA (checked October 2026), permitted uses include:
- Purchase, construction or renovation of existing buildings or land.
- Long-term machinery and equipment with a useful life of at least 10 years.
- Certain debt consolidation and refinancing of qualifying debt under SBA rules.
Prohibited uses include working capital, inventory, refinancing debt that is not qualified debt, and speculation or investment in rental real estate.
If your need is a delivery truck with a shorter life, or inventory, or payroll, 504 is the wrong tool. Look at equipment financing or working capital instead.
Payback logic for a 504 project
A 504 pays off when the building or machine saves or earns more than its payments, and when you intend to hold it for the long term.
Illustrative example. A fabrication shop pays $9,000 a month to rent a building. It could buy a comparable building and cover a combined 504 and bank payment of $10,500 a month. That is $1,500 more each month, so a pure comparison favors renting. The case for buying rests on other factors: no rent increases, equity building over 20 years, and room to expand without moving.
| Item | Rent | Buy with 504 structure |
|---|---|---|
| Monthly cost | $9,000 | $10,500 |
| Down payment | None | Required |
| Equity built | None | Yes |
| Price change risk | Rent may rise | Fixed or planned |
Run your own numbers with a CPA. Property taxes, insurance and maintenance fall on the owner, and they are easy to forget.
Qualifying and timeline
Expect full financials, a project plan and a process of weeks to months. Real estate adds appraisals and environmental review.
Borrowers usually need strong credit, healthy cash flow and a clear case for the asset. Lenders also look for a project that fits SBA rules, including that the business is eligible and the building is generally used by the borrower. Read the SBA's current eligibility rules or ask a CDC. Our guide on how long an SBA loan takes sets expectations, and the one on the SBA closing process covers the end steps.
Some funders restrict long-haul trucking and residential remodeling or new residential construction, so those businesses should not assume approval.
Preparing for a 504 project
Prepare early and ask specific questions, because the details decide whether the deal works.
Start with the project, not the loan. Gather a purchase contract or construction budget, quotes for equipment, and a realistic schedule. For real estate, expect an appraisal and an environmental review, both of which add time and cost. Build those into your timeline.
Meet a CDC and a bank early, ideally before you sign a purchase contract, and ask each to outline the structure for your project. Ask about the down payment, the fees at closing, the interest rate on each portion and how the rate is set. Rates, fees and rules change, so use current figures from the lenders.
Plan for the whole cost of ownership. Property taxes, insurance, utilities and maintenance can reshape the economics, and renovation costs often run over. A buffer of cash or a line of credit for surprises keeps a good project from becoming a stressful one. Many owners also keep a bridge option in mind, in case the closing date moves.
How ROI Funder fits
ROI Funder places SBA loans, shows faster alternatives alongside them, and tells you plainly when a 504 is not your fit.
Commercial real estate mortgages are not a product ROI Funder places, so if you only want a straight building loan, a bank or CDC is your starting point. If you want to buy equipment or bridge a short-term need while a 504 is underway, we can help. SBA loans, equipment financing and term loans are all in the mix.
ROI Funder considers 500+ FICO, 6+ months in business and $20,000+ monthly revenue, in all 50 states. The application uses a soft credit pull. Start on the application page to see where your file fits.
Frequently asked questions
What can I use an SBA 504 loan for?
Per the SBA: buying, building or renovating real estate, and long-life machinery and equipment. It cannot be used for working capital or inventory.
How long are 504 loan terms?
The SBA lists 10, 20 and 25 year maturities. The right one depends on the asset and the lender.
Do I need a down payment?
Generally yes. The SBA page does not give a percentage, so ask a CDC or lender for current requirements on your project.
Does ROI Funder offer commercial mortgages?
No. ROI Funder places SBA loans, equipment financing and other business funding, but not standalone commercial real estate mortgages.