Whistleblower law in Czech Republic #

The Czech Republic transposed EU Directive 2019/1937 through Act No. 171/2023 Coll. on the protection of whistleblowers, which entered into force on August 1, 2023. The country was fined €2,300,000 by the EU Court of Justice in March 2025 for late transposition.

Law #

Act No. 171/2023 Coll. on the protection of whistleblowers — entered into force August 1, 2023.

Who must comply #

Employers with 50+ employees. Deadline was August 1, 2023 (250+ employees) and December 15, 2023 (50–249 employees). Source: Havel & Partners

Penalties #

Not establishing a reporting channel, not appointing a responsible person, or retaliation: fines up to CZK 1,000,000 (~€40,000). Source: CMS Expert Guide
Whistleblowing officers failing their obligations: up to CZK 100,000 (~€4,000). Source: Crowe
Knowingly false reports: up to CZK 50,000 (~€2,000). Source: Wolf Theiss

Enforcement #

Ministry of Justice.

EU Court of Justice fine #

Czech Republic was fined €2,300,000 by the EU Court of Justice in March 2025 for late transposition.