Last updated 2026-06-27
National Australia Bank (NAB)
National Australia Bank (NAB, ISIN AU000000NAB4) is a Financials company domiciled in Australia, which withholds 30.0% on dividends paid to non-residents. Investors resident in a tax-treaty country can reclaim the excess above their treaty rate (typically 15%) — up to 15.0 percentage points — by filing AU Refund Form with the Australian Taxation Office (ATO).
Worked example
You receive AUD1,000 in National Australia Bank dividends
Illustrative, using the typical 15% treaty rate. Your exact treaty rate depends on your country of residence — see the table below.
How much can you reclaim, by residence country?
Australia withholds 30.0% on National Australia Bank dividends. Here's the reclaimable amount for investors resident in each country. Click a row for the full guide.
| Your residence | Treaty rate | Reclaimable | |
|---|---|---|---|
| 🇺🇸United States | 15% | 15.0% | |
| 🇬🇧United Kingdom | 15% | 15.0% | |
| 🇩🇪Germany | 15% | 15.0% | |
| 🇫🇷France | 15% | 15.0% | |
| 🇪🇸Spain | 15% | 15.0% | |
| 🇳🇱Netherlands | 15% | 15.0% | |
| 🇧🇪Belgium | 15% | 15.0% | |
| 🇨🇭Switzerland | 15% | 15.0% | |
| 🇮🇹Italy | 15% | 15.0% | |
| 🇸🇪Sweden | 15% | 15.0% | |
| 🇳🇴Norway | 15% | 15.0% | |
| 🇩🇰Denmark | 15% | 15.0% | |
| 🇫🇮Finland | 15% | 15.0% | |
| 🇦🇹Austria | 15% | 15.0% | |
| 🇵🇹Portugal | 15% | 15.0% | |
| 🇮🇪Ireland | 15% | 15.0% | |
| 🇵🇱Poland | 15% | 15.0% | |
| 🇱🇺Luxembourg | 15% | 15.0% | |
| 🇨🇦Canada | 15% | 15.0% | |
| 🇸🇬Singapore | 15% | 15.0% | |
| 🇯🇵Japan | 15% | 15.0% |
Which form do you file?
To reclaim Australia withholding tax on National Australia Bank dividends, you file AU Refund Form with the Australian Taxation Office (ATO) (deadline: 4 years). See the full Australia reclaim guide.
Frequently asked questions
How much withholding tax is deducted from National Australia Bank dividends?
Australia withholds 30.0% at source on National Australia Bank (NAB) dividends paid to non-resident investors.
How much National Australia Bank withholding tax can I reclaim?
If you live in a country with a Australia tax treaty, you can usually reclaim down to a 15% treaty rate — about 15.0 percentage points of each dividend. Your exact figure depends on your country of residence (see the table above).
Which form do I file to reclaim National Australia Bank withholding tax?
AU Refund Form — filed with the Australian Taxation Office (ATO). The deadline is 4 years.
What is the ISIN for National Australia Bank?
National Australia Bank trades under ticker NAB with ISIN AU000000NAB4, listed in Australia.
Own National Australia Bank? Calculate your reclaim
Tax Reclaim works out exactly how much Australia withholding tax you can recover and generates the filing-ready form.
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