SERENA

During the period of the G7 and EU oil embargo and the price-cap policy on russian oil, the tanker is involved in the export of russian oil from russian ports in the Baltic and Black Seas to third countries.
The international NGO Greenpeace refers to the tanker as part of the shadow fleet of tankers transporting russian oil around the world and threatening the environment.
On December 17, 2024, the United Kingdom imposed sanctions on a vessel in connection with the transportation of oil or oil products originating in russia or from russia to a third country.
On February 24, March 04, 2025 EU and Switzerland respectively imposed sanctions on the tanker for transporting crude oil/oil products originating in or exported from russia using irregular and high-risk shipping practices as specified in the International Maritime Organization General Assembly resolution A.1192 (33); promoting or supporting actions/policies aimed at the exploitation, development or expansion of the energy sector in russia, including energy infrastructure (EU sanctions will enter into force on February 25, 2025).
On February 21, 2025, Canada imposed sanctions on the vessel.
In June 2025, Australia imposed sanctions on the vessel.
Since October 30, 2025, New Zealand has imposed sanctions on the tanker.
Since December 13, 2025, Ukraine has imposed sanctions on the vessel.
On February 21, 2026, Ukraine imposed sanctions on the master of the vessel.