"The decision has just been made," said the source.

The decision was confirmed in writing. Tuesday, December 22, it will be published in the Official Journal of the European Union.

Read alsoRussia’s ex-PM Mikhail Kasyanov: Putin and his regime are severely affected by sanctions. Sanctions work, they really do.As previously announced on December 18, the decision to extend sanctions against the Russian Federation was adopted at the level of the Committee of Permanent Representatives of the Member States (COREPER).