Franking Credit ATO Calculation Calculator
Estimate your Australian franking credits, grossed-up dividend income, potential tax offset, and likely refund or extra tax payable using a clean, practical calculator aligned with common ATO-style franking credit treatment.
Cash Dividend
$700.00
Franking Credit
$300.00
Grossed-up Income
$1,000.00
Tax Outcome
$140.00 refund
Your estimated result
Expert guide to franking credit ATO calculation
Franking credits are one of the most important features of the Australian dividend system, yet they are also one of the most misunderstood. If you invest in ASX shares, listed investment companies, exchange-traded funds holding Australian equities, or managed funds that distribute franked income, understanding the franking credit ATO calculation can materially change how you assess investment returns. A cash dividend is not always the full tax story. In many cases, the company has already paid tax on the profit before distributing the balance to shareholders. The franking system is designed to prevent the same company profit from being taxed twice in full.
In practice, a fully franked dividend often comes with a franking credit that reflects corporate tax already paid. The shareholder generally includes both the cash dividend and the franking credit in assessable income. Then, subject to eligibility and the tax rules applying to that taxpayer, the franking credit can usually be used as a tax offset. That means a low-rate taxpayer may receive a refund, while a higher-rate taxpayer may need to pay some additional tax because their own tax rate is above the company tax rate already paid. This is why the grossed-up dividend amount matters just as much as the cash amount received.
What is a franking credit?
A franking credit represents tax already paid by the company on profits distributed as dividends. Under Australia’s imputation system, the company attaches the credit to the dividend to show that some or all of the underlying profit has already borne Australian company tax. For the shareholder, this creates two linked tax effects:
- the cash dividend plus the franking credit are generally included in taxable income, and
- the franking credit may be claimed as a tax offset against personal or entity tax liability.
If the dividend is fully franked, the full available tax credit is attached. If the dividend is partially franked, only part of the available credit is attached. If it is unfranked, there is no franking credit attached to that distribution.
The core ATO-style franking credit formula
The most common calculator formula is based on the cash dividend, the franking percentage, and the company tax rate that applies to the profit pool from which the dividend was paid. For a fully franked dividend, the standard formula is:
- Franking credit = Cash dividend × Company tax rate ÷ (1 – Company tax rate)
- Grossed-up dividend = Cash dividend + Franking credit
- Estimated personal tax on grossed-up amount = Grossed-up dividend × Your applicable tax rate
- Estimated refund or extra tax = Franking credit – Personal tax on grossed-up amount
If the dividend is only partially franked, the formula is adjusted by multiplying the franking credit by the franking percentage. For example, if a $700 dividend is 100% franked at a 30% company tax rate, the franking credit is $700 × 0.30 ÷ 0.70 = $300. The grossed-up dividend is then $1,000. If your tax rate on that income is 16%, your tax on the grossed-up amount is $160, so the franking offset could exceed your tax and create a refund of $140, subject to the rules that apply to you.
Why 25% and 30% company tax rates both matter
Australian franking calculations commonly use either a 30% corporate tax rate or a 25% base rate entity tax rate. This matters because the size of the franking credit changes when the company tax rate changes. A dividend paid out of profits taxed at 25% carries a smaller franking credit than one paid out of profits taxed at 30%, even if the cash dividend itself is identical.
| Company tax setting | Tax rate | Franking credit on $700 fully franked dividend | Grossed-up dividend | Investor impact |
|---|---|---|---|---|
| Standard corporate rate | 30% | $300.00 | $1,000.00 | Larger franking credit and larger gross-up |
| Base rate entity | 25% | $233.33 | $933.33 | Smaller franking credit and smaller gross-up |
That difference is not small. In the example above, the same $700 cash dividend produces a franking credit difference of $66.67 depending on whether the underlying company tax rate is 25% or 30%. For income-focused investors, especially retirees and SMSFs that value franking refunds, this distinction can materially alter after-tax yield calculations.
How the ATO generally treats franked dividends
At a high level, the ATO approach is straightforward: include the grossed-up amount in assessable income and claim the franking credit as a tax offset if eligible. However, several conditions and exceptions can affect the final result. The shareholder may need to satisfy holding period rules, avoid dividend washing restrictions, and ensure they are the true economic owner of the shares for the relevant period. Investors should also remember that trusts, companies, super funds, and individuals can all be treated differently in detail.
For most individual investors, the logic works like this. The company earns profit and pays company tax. It distributes a franked dividend to shareholders. The investor receives the cash amount and also reports the franking credit in their tax return. If the investor’s effective rate on that income is lower than the company tax already paid, they may receive a refund of the difference. If their rate is higher, they may pay additional tax. This is why high-income investors still benefit from franking credits, but they often do not receive the same refund profile as low-income investors.
Comparison of resident individual tax rates and likely franking outcomes
The tax rates below are commonly used reference points for Australian resident individuals from 2024-25 onward, excluding Medicare levy. Your exact tax result can still differ because taxable income is calculated across your full financial profile, not just a single dividend.
| Taxable income band | Marginal rate | General impact on 30% franked dividends | General impact on 25% franked dividends |
|---|---|---|---|
| $0 to $18,200 | 0% | Often significant refund potential | Often refund potential, but smaller |
| $18,201 to $45,000 | 16% | Usually refund potential remains | Refund potential may remain |
| $45,001 to $135,000 | 30% | Often near tax-neutral before Medicare levy | Some extra tax may arise |
| $135,001 to $190,000 | 37% | Additional tax often payable | More additional tax often payable |
| Over $190,000 | 45% | Additional tax usually payable | Higher additional tax usually payable |
Worked example: fully franked dividend at 30%
Suppose you receive a fully franked cash dividend of $1,400 from an Australian company that has paid tax at 30%. The franking credit is calculated as $1,400 × 0.30 ÷ 0.70 = $600. Your grossed-up dividend income is therefore $2,000. If your combined rate for estimation purposes is 32% including Medicare levy, tax on the grossed-up amount is $640. You can then apply the $600 franking credit as an offset, leaving approximately $40 of additional tax payable. If your combined estimated rate were 18%, tax on the grossed-up amount would be $360, and the franking credit may exceed that, potentially leaving a refund of $240.
This example highlights the reason investors should never compare dividends solely on their headline cash yield. Two shares with similar dividend yields can produce noticeably different after-tax outcomes depending on franking level, the company tax rate behind the franking account, and the investor’s own tax profile.
Partially franked dividends and why they complicate comparisons
A partially franked dividend means only a portion of the cash dividend carries a franking credit. This is common where companies have mixed earnings sources, offshore income, timing mismatches, or insufficient franking credits in their franking account. To calculate the franking credit on a partially franked dividend, apply the franking percentage to the fully franked credit amount. For example, if a $700 cash dividend is 50% franked and the company tax rate is 30%, the full franking credit would have been $300 if it were fully franked. Because only half is franked, the attached franking credit becomes $150, and the grossed-up dividend becomes $850.
For investors building income portfolios, partial franking can reduce the tax effectiveness of a dividend, especially for those who benefit strongly from refundable tax offsets. It is one reason many income screens look not just at dividend yield, but also at franked yield.
Who should use a franking credit calculator?
- ASX dividend investors comparing after-tax returns
- Retirees estimating cash flow and refund potential
- SMSF trustees reviewing pension-phase income projections
- ETF and LIC investors checking distribution composition
- Taxpayers planning for year-end assessments
A calculator is particularly useful when you need quick scenario analysis. For example, you might test the difference between a 25% and 30% company tax rate, compare a fully franked dividend with a 50% franked one, or estimate how your outcome changes if your marginal rate rises. It is also practical when comparing investment structures. The same portfolio can produce different after-tax outcomes depending on whether it is held personally, via a family trust, or through superannuation.
Important ATO rules and practical cautions
Although the arithmetic is simple, eligibility is not always simple. The ATO applies integrity rules around who can claim franking credits. The holding period rule is a common example. Broadly speaking, investors generally need to hold shares at risk for a minimum period to be entitled to franking credits, subject to thresholds and exceptions. Dividend washing rules may also deny duplicated benefits where investors try to capture multiple franking credits around ex-dividend dates.
Another practical caution is that this calculator estimates tax using a single selected rate. In real life, your tax is determined based on your total annual taxable income, deductions, offsets, residency status, entity structure, and any special concessions. Medicare levy reductions, tax-free thresholds, low income offsets, and trust distribution rules can all affect the final return. For that reason, a calculator is best treated as a strong estimate, not as a substitute for a personal tax return or professional advice.
How to interpret the results from the calculator above
The calculator produces four major outputs. First, it shows the cash dividend you entered. Second, it computes the franking credit attached to the franked portion. Third, it gives the grossed-up dividend, which is the amount generally brought into assessable income. Fourth, it estimates the tax effect by comparing your selected tax rate against the franking offset available. If the offset exceeds estimated tax, the calculator shows a potential refund. If tax exceeds the offset, it shows additional tax payable. It also charts the relationship between the cash component, the tax credit, and the tax estimate so you can see the structure visually.
Best practice for investors using franking information
- Check the dividend statement for the exact franking percentage and franking credit details.
- Confirm whether the issuing entity is likely to have distributed profits taxed at 25% or 30%.
- Assess your own tax position, including Medicare levy and broader income levels.
- Be careful around ex-dividend trading strategies if your main goal is to capture franking credits.
- Use official ATO instructions and tax advice when completing returns or if trust or SMSF structures are involved.
Authoritative resources
- Australian Taxation Office: You and your shares
- Australian Taxation Office: Dividend and non-share dividend guidance
- Business.gov.au: Company tax overview
This guide is general information only. It is not tax, legal, or financial advice. Always check current ATO materials and consult a qualified adviser for personal circumstances, complex structures, or tax return preparation.