How the payment and guaranty fee are calculated
Payment = loan amount × r ÷ (1 − (1 + r)−n), where r = annual rate ÷ 12 and n = 12 × years
Guaranteed portion = 85% of loans up to $150,000, 75% of larger loans
Guaranty fee = 2% of the guaranteed portion (loans up to $150,000), 3% (up to $700,000), or 3.5% of the first $1,000,000 guaranteed + 3.75% above that
The APR is the yearly rate at which your payments repay the loan minus the guaranty fee and other closing costs. Payments are rounded to the cent and the last payment absorbs the rounding.
Example
A $500,000 SBA 7(a) loan at 10.5% for 10 years costs $6,746.75 a month. SBA guarantees 75%, or $375,000, so the standard guaranty fee is 3% of that: $11,250. You net $488,750, interest totals $309,609.99 and the APR including the fee is 11.05%. If the fee is waived, the payment is the same and the APR equals the 10.5% rate.
A $100,000 loan on the same terms is $1,349.35 a month with an 85% guarantee and a $1,700 fee (APR 10.91%). A $1,000,000 real estate loan at 10.5% over 25 years is $9,441.82 a month with a $26,250 fee and $1,832,542.19 of interest over the life of the loan.
SBA 7(a) terms and rates
SBA 7(a) loans go up to $5 million. Maximum terms are generally 10 years for working capital and most equipment and 25 years for real estate. Lenders set the rate, but SBA caps it at the prime rate plus a maximum spread that depends on the loan size, so most 7(a) loans are variable and the payment moves with prime. SBA sets the guaranty fee each fiscal year (starting October 1) and has waived it for some loan sizes or business types in some years, so confirm the current fee with your lender. The calculator's standard tiers apply to loans longer than 12 months.
Frequently asked questions
Who pays the SBA guaranty fee?
The lender pays the fee to SBA and normally passes it on to the borrower, who can pay it at closing or from the loan proceeds. It is a one-time charge on the guaranteed portion of the loan, not on the full amount.
How much does SBA guarantee?
SBA guarantees 85% of 7(a) loans of $150,000 or less and 75% of larger loans. The guarantee protects the lender, not the borrower; you still owe the full loan.
Is an SBA 7(a) rate fixed or variable?
Either is allowed, but most 7(a) loans are variable, priced as the prime rate plus a spread. This calculator holds the rate fixed, so rerun it at a higher rate to see how a prime increase would change your payment.
Why is the APR higher than the interest rate?
The guaranty fee and other closing costs reduce the cash you actually receive while you still repay the full loan amount. The APR spreads those costs over the term, so a waived fee or a longer term brings the APR closer to the interest rate.
Sources
- U.S. Small Business Administration: 7(a) loans (amounts, terms, rate caps)
- Federal Reserve H.15: Selected Interest Rates (bank prime rate)
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