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Broker Tax Report: How to Use It for Your Tax Return

6 min readCompound

Key takeaways

A broker's tax report is a summary of realized gains, losses, and dividends for the calendar year — it serves as supporting material for your tax return, but its accuracy and format vary by broker.

What the report typically contains

Czech tax rules in brief

In the Czech Republic, individuals pay 15% income tax on dividends and realized gains from the sale of securities. There are two key exemptions:

A more detailed overview is available in the article ETF taxes in the Czech Republic.

Disclaimer: This article does not constitute tax advice. Every investor's tax situation is individual. You are always responsible for the accuracy of your tax return — a broker's tax report is only a tool. If in doubt, consult a tax professional.

How to use the report

Download the report for the previous year (usually available January–February). Check:

Limitations of the report

The broker compiles the report according to its own jurisdiction's law, not Czech tax law. Formats differ — one broker provides a clear PDF, another only a CSV. Foreign withholding taxes must be accounted for under double taxation treaty provisions. This is a complex area — do not treat the report as a ready-made tax return.

FAQ

Do I need to file a tax return as an investor in the Czech Republic?

It depends on the level and type of income. If your capital income (dividends, sales) exceeds the statutory threshold, or if a foreign broker does not withhold tax at source, you must file a return. Verify the current rules or consult a tax professional.

What is withholding tax on dividends?

Tax deducted in the country where the fund or company is domiciled before the dividend reaches your account. ETFs with Irish domicile benefit from reduced withholding tax thanks to tax treaties. For more, see the article on the Irish domicile of UCITS funds.

How do I convert dividends to Czech crowns for my tax return?

Use the CNB exchange rate on the day the dividend was received. The broker states amounts in the account currency, but you file your tax return in CZK. CNB exchange rates are available on the central bank's website.

Can I offset losses from selling ETFs?

Yes, in the Czech Republic losses from the sale of securities can be offset against taxable gains in the same income category in the same tax year. Consult a tax professional for the specific rules — this article does not constitute tax advice.

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