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Austrian Investment Account Tax Calculator

Estimate Austrian KESt using cost basis, eligible losses, and creditable foreign withholding tax.

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Gross sale proceeds, distribution, dividend, or interest in euros.
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Tax cost basis of the position sold; usually 0 for interest and distributions.
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Enter only costs that reduce the tax base in your specific case.
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Enter only losses that may legally be offset against this income.
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Simplified credit capped at the Austrian KESt calculated here.
The selected type determines the centrally maintained Austrian special tax rate.

How to use the calculator

Enter proceeds or income, tax acquisition cost, eligible costs, eligible losses, and foreign withholding tax. Finally choose the income type that determines the rate.

From proceeds to gain

Sale proceeds are not automatically taxable gain. The simplified gain appears after acquisition cost and eligible transaction costs are deducted.

Example

With €10,000 of proceeds, €5,000 acquisition cost, and no other offsets, the gain is €5,000. At 27.5%, estimated KESt is €1,375 and net gain is €3,625.

Loss offset

The entered loss reduces only the modelled tax base. The calculator does not determine whether the account, period, and income type permit that offset.

Foreign withholding tax

The credit is capped at estimated KESt. Tax treaties and country-specific credit limits are outside this calculation.

Funds and account administration

Deemed distributions, reporting status, cost-basis adjustments, and provider loss pools can change the actual result. Use the tax statement from your account provider.

Frequently Asked Questions

When does Austrian KESt apply?
KESt may apply to interest, dividends, distributions, and realized securities gains. An Austrian bank often withholds it directly.
How is the taxable gain calculated?
The simplified model subtracts acquisition cost and eligible transaction costs from proceeds, then applies entered eligible losses.
How does loss offsetting work?
Eligibility depends on income type, period, and account provider. The calculator does not determine whether a loss is legally eligible.
Are distributing and accumulating funds treated the same?
No. Funds can have distributions and deemed distributions based on reporting data. This model does not reproduce full Austrian fund taxation.
How does foreign withholding tax affect the result?
The entered credit is capped at the KESt calculated here. Treaty and country-specific credit limits require a separate review.
Which legal date does the tool use?
The special tax rates were checked against Austrian Ministry of Finance information on July 28, 2026.