Alcohol and drug testing after working hours

Checking sobriety just after the end of work, especially wile the employee is still on the company’s premises, is perfectly acceptable and justified. The important point is that the employer is primarily responsible for the safety of everyone in the workplace. It is irrelevant whether they are at work, or just before or after work.  – Paweł Sych comments for Dziennik Gazeta Prawna.

Article: here.