Drink spiking as a separate crime in Czech law: what the proposed amendment means for bar and club operators

A guest orders a drink at a bar, steps away from the table for a moment and takes a sip on returning. Half an hour later they lose their bearings, later their memory. Today a paradox applies in the Czech Republic: if nothing else happens, secretly adding an intoxicating substance to a drink — drink spiking — is difficult to prosecute under criminal law. As a rule, only the consequence can be punished — bodily harm, robbery, sexual assault. An amendment to the Czech Criminal Code, which the government has discussed and forwarded to the Chamber of Deputies, aims to change this and create a separate criminal offence.

What the amendment introduces

This is a private members' bill — the government does not approve it, it only gives its opinion and forwards it to the Chamber. It is sponsored by deputies across the coalition parties. Its essence is a new offence targeting so-called drink spiking, i.e. adding an addictive substance to a drink without the other person's knowledge. It will, however, also cover mixing it into food or administering it by injection.

Criminal liability is to apply to anyone who unlawfully administers an addictive substance to another person against their evident will or without their knowledge and thereby affects their mental state, their capacity to control or understand their actions, or their social behaviour, or who exploits the victim's helplessness for such conduct. The protected interest is freedom of decision — everyone's right to decide whether to consume a substance affecting their mental state.

Proposed penalties

The basic penalty is to start with imprisonment of up to one year. If the offender aims to facilitate another crime or acts jointly with others, the penalty increases — a ceiling of up to three years is mentioned. If administering the substance causes grievous bodily harm, a considerably stricter penalty of several years is envisaged. If the conduct leads to the death of the victim, the proposal provides for the highest penalty range, approaching ten years. The specific ranges may change during the legislative process — the bill is only now entering its reading in the Chamber.

Debate over the point of a new offence

The proposal is not without criticism. Some argue that similar conduct can already be prosecuted under existing provisions of the Criminal Code and that the problem is not a missing section but difficulty of proof. Victims often do not know what to do in the first hours after an incident, where to turn and how to secure evidence — above all a timely biological sample before the substance leaves the body. This objection is valid: a new offence in itself will not solve the fact that spiking is hard to prove in practice.

What it means for bar and club operators and event organisers

Precision is needed here so as not to spread misunderstandings. The amendment targets the individual offender, not the operator of the venue. It does not introduce any new direct criminal liability of a bar or club for spiking that occurred on its premises. No new statutory obligation therefore arises directly for the operator.

The practical impact is indirect but real. Increased attention to the topic from the media and law enforcement means venues will more often face suspicions, requests for cooperation and pressure to be able to handle an incident. A well-thought-out internal procedure reduces both reputational and legal risk — for example in terms of possible civil liability for lack of care if staff ignored obvious warning signs.

• Introduce a short internal procedure for a suspected spiking incident — whom staff call, how they protect the affected person and how they ensure the person does not end up in the hands of a potential offender.
• Instruct staff that, on suspicion, medical help should be called immediately; prompt medical attention is also key for later evidence.
• Handle CCTV footage in accordance with the GDPR, but retain it in case law enforcement authorities request it.
• Do not throw away a suspicious glass or drink — it may be evidence.
• Follow further legislative developments; the penalty ranges and the wording of the offence may change in the Chamber.

For clients in hospitality and event organisation, this is ultimately not about a new sanction but about prevention and being able to handle the situation legally and operationally. We will be glad to help set up internal rules and assess the specific risks of your business.

Source: Advokátní deník, "Administering addictive substances to others without their knowledge will probably become a crime" (in Czech), 16 June 2026; government press information of 15 June 2026.