CITES:

Serval has been listed in CITES Annex 2 / Annex B, which means that international trade in these animals is regulated by the provisions of the Washington Convention.
All kittens leaving us to families living outside the European Union will receive a CITES document issued by the Polish Ministry of the Environment.

More information on CITES can be obtained on the official website of the Ministry of the Environment: https://www.mos.gov.pl