ETF základy
What Is UCITS and Why It Protects Retail Investors
Key takeaways
- UCITS (Undertakings for Collective Investment in Transferable Securities) is the European legal framework setting the rules for investment funds sold to retail investors.
- A UCITS fund cannot hold more than 10% in a single issuer (with exceptions for government bonds), ensuring basic diversification.
- Fund assets are segregated from the manager's assets — a manager's bankruptcy does not put your investments at risk.
- Every UCITS fund must publish a KID (Key Information Document) — a standardised document with risk profile, costs, and performance.
- For Czech investors, UCITS means practically: funds accessible through European brokers, regulated by the CNB or EU supervision.
UCITS is the European legal framework (EU directive) that sets minimum standards for investment funds offered to retail investors — and today it is de facto the global standard for ETFs sold in Europe. When you buy a UCITS ETF, you know what to expect.
What does UCITS specifically require?
Key rules from the UCITS V directive, in force since 2016:
- 5/10/40 diversification rule: maximum 10% in a single issuer (normally max. 5%), with positions above 5% collectively not exceeding 40% of the portfolio.
- Asset segregation: fund assets are held by a depositary — a bank separate from the fund manager. A manager's bankruptcy cannot touch your assets.
- KID (Key Information Document): a standardised document of no more than 3 A4 pages describing risks, costs (TER, transaction costs), and historical performance.
- Daily liquidity: the fund must allow investors to redeem units daily.
- Prohibition on certain instruments: direct investment in physical commodities or real estate is not permitted under UCITS.
UCITS vs. non-UCITS
American ETFs (iShares, Vanguard US-domiciled) are not UCITS — and that is why it has been practically impossible since 2018 to offer them to retail investors in the EU without a KID equivalent. This is the main reason why, as a Czech investor, you buy European UCITS versions of funds rather than their American counterparts. More in the article Can I buy US ETFs from the Czech Republic?
What UCITS does not guarantee
UCITS does not guarantee a return, does not say whether a fund is suitable for you specifically, and does not protect against market declines. It concerns management rules and transparency, not insurance. How to read the KID and what to look for in it is explained in the article how to read a fund's KID document.
For deeper context on selecting ETFs for Czech investors, visit the ETF section.
FAQ
What is UCITS in simple terms?
The European legal framework for investment funds sold to retail investors. It sets rules for diversification, asset protection, and transparency. Almost every ETF available through a European broker is a UCITS fund.
Why must an ETF comply with UCITS to be available in the EU?
EU directives require funds offered to retail investors to publish a standardised KID document. US ETFs do not have a KID and therefore cannot be distributed to retail investors in the EU. The result is European UCITS versions of the same funds.
What is a KID and where do I find it?
A KID (Key Information Document) is a standardised document of no more than 3 pages containing a risk profile (1–7), costs, historical returns, and other information. It can be downloaded for free on the fund manager's website or on justETF.com.