“Today, January 14, 2022, Gazprom Export LLC and Gazprom PJSC initiated an appeal to international arbitration regarding a retrospective revision of the price terms of the gas purchase and sale contract with the Polish company JSC PGNiG dated 1996,” RIA Novosti reports.

Earlier, the Polish PGNiG spoke about the lawsuit filed by Gazprom.

The Russian company expects that the contract price "will be increased retroactively, as part of Gazprom's applications for revision dated December 8, 2017 and November 9, 2020."