Div 7A Benchmark Interest Rate: How It's Set and What It Means for Your Loan Repayments
Where the Rate Comes From
The benchmark interest rate is published by the ATO each year for the relevant income year, based on the Reserve Bank of Australia's indicator lending rate for standard variable housing loans for owner-occupiers. It's not something your company negotiates or sets internally — it's a fixed, published figure that applies uniformly to every complying Div 7A loan for that income year.
Where to find the current rate: the ATO publishes this rate on its website each year, typically titled something like "Division 7A – benchmark interest rate." Because this rate changes annually and can move meaningfully year to year depending on interest rate conditions, always check the current published figure for the specific income year the loan relates to — don't reuse last year's rate.
How the Minimum Yearly Repayment Is Actually Calculated
For a complying Div 7A loan, the minimum yearly repayment is calculated as:
Minimum repayment = (Opening loan balance for the year × benchmark interest rate) ÷ (Loan term factor based on years remaining)
More precisely, the calculation uses an amortisation formula that spreads the loan (principal plus interest) evenly across the remaining term, similar to how a standard mortgage repayment is calculated. The exact figure depends on:
- The loan's opening balance at the start of the income year
- The current year's benchmark interest rate
- The number of years remaining in the loan's maximum term (generally 7 years for an unsecured loan, or up to 25 years for a loan secured by a registered mortgage over real property)
Worked example (illustrative only — confirm the current rate before using this for an actual calculation): If a company loan has an opening balance of $100,000, a benchmark interest rate of 8%, and 6 years remaining on a 7-year unsecured loan term, the minimum yearly repayment would need to cover both the year's interest ($8,000) and enough principal to keep the loan on track to be fully repaid within the remaining term — calculated using an amortisation schedule, not simply interest-only.
Why Getting This Wrong Is So Costly
Common Mistakes With the Benchmark Rate Calculation
What to Check on Your Company's Loan Right Now
- Confirm you're using the current income year's published benchmark rate, not a prior year's figure.
- Recalculate the minimum yearly repayment using a proper amortisation approach, not a simple interest-only estimate.
- Check the repayment has actually been made (or will be made) by the company's lodgment day for this income year.
- Confirm which loan term applies — 7 years unsecured or up to 25 years if secured by a registered mortgage — since this materially changes the required repayment.
Don't Let a Calculation Error Trigger a Deemed Dividend
Given the direct, immediate consequence of an underpayment, it's worth having the minimum repayment calculation checked against the current benchmark rate before your lodgment deadline, rather than assuming last year's repayment amount still applies.
RBizz calculates Div 7A minimum repayments correctly against the current benchmark rate — get in touch before your lodgment day to confirm your figures.
