During a long business trip abroad, it is necessary for the posted employee to have social insurance. The A1 certificate confirms which social security legislation applies to the employee on a business trip.

The A1 certificate issued to an employee of a Polish company confirms that Polish legislation applies during the period of work abroad, and therefore social security contributions must be paid in Poland.

To obtain the A1 certificate, you can use the application in PUE ZUS. An application for an A1 certificate can be submitted by: an employer, a self-employed person, an employee. The following link on the portal provides detailed information on applying for this certificate in the ZUS application.