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Legality of Lie Detector Testing

When a polygraph examination is permitted in Ukraine, what legal restrictions apply, and how the consent of the person being tested is оформлено — we explain the key points step by step.

Employee Screening

Managers are increasingly using polygraph examinations during hiring and within employment relationships — alongside video surveillance and corporate email monitoring.

Private Examinations

People often want to find out whether their relatives, friends, or colleagues are being truthful — a polygraph becomes a tool for establishing facts.

We will discuss the legality of lie detector testing and its legal basis in Ukraine.

01

What is a Polygraph Examination?

A polygraph measures a person’s physiological responses to questions. It is not a “magic box” but a tool used by a qualified specialist.

2–3 hours

Interview Duration

The examinee communicates with the polygraph examiner: a pre-test interview is conducted, questions are formulated, and the recording and analysis are performed.

3–4 minutes

Test Recording

The respondent remains in one position with sensors attached and answers “yes” or “no” to the agreed questions.

Expert

The Role of a Polygraph Examiner

Without an experienced specialist who properly formulates questions and interprets the results, an instrumental examination has no value.

02

Legality of the Grounds for Examination

No Direct Law — and No Prohibition

Ukraine does not have a law that directly regulates the use of polygraph examinations. However, there are also no laws prohibiting their use.

Code of Labor Laws

Testing does not contradict the current Labor Code of Ukraine — in particular Articles 21, 26, 40, 41, 130, 138, and 139.

Employment Contract

Clause 21 of the Cabinet of Ministers Resolution No. 170 dated 19.03.1994 allows a polygraph examination to be included in an employment contract — both during hiring and throughout employment.

Written Consent

The legality of the procedure is ensured when the person being tested provides written consent to undergo a psychophysiological examination.

In an Employment Contract

The examination may be defined as a psychophysiological study that does not cause harm to health and is conducted to confirm the absence of circumstances preventing the conclusion of an employment contract.

03

What Questions Cannot Be Asked

Article 32 of the Constitution guarantees the right to privacy, while Article 28 protects human dignity. Consent to testing does not mean that any questions may be asked.

Sexual Orientation

Questions related to intimate matters and personal life are unacceptable.

Maternity Leave

It is prohibited to ask about a candidate’s or employee’s intention to take maternity leave.

Offensive or Humiliating Questions

Any questions that humiliate a person’s dignity are beyond the scope of a lawful examination.

Ideally, the list or scope of questions should be provided for review together with the written consent to conduct the examination.
04

Can an Examination Lead to Dismissal?

Challenging in Court

If an employer bases a dismissal solely on the results of a polygraph examination, such actions can most likely be challenged. Dismissal requires more substantial legal grounds.

Liability Procedure

To hold an employee accountable or terminate employment, a specific procedure must be followed: written explanations from the employee, witness statements, internal reports, and official documentation.

Right to Refuse

An employee has the right to refuse to undergo the examination — however, this may raise concerns from the employer. A lack of loyalty toward the company may negatively affect career development.

The value of truth is significant. We will be happy to help you discover it!

We conduct personnel polygraph examinations starting from 2,000 UAH per employee. Our experience includes real cases of assisting in establishing the truth in civil and criminal matters.

Need a legally compliant examination?

We will prepare the consent form, agree on the questions, and conduct the examination with an experienced polygraph examiner — confidentially and officially.

Call Consultation