Struck and sold for commercial service in 1946, she was eventually grounded at Ushuaia, Argentina and abandoned.

ATR-20 was laid down by Camden Shipbuilding & Marine Railway Co., Camden, Maine, 20 January 1943; launched 18 October 1943; sponsored by Miss Joy D. Creyk; transferred to the United Kingdom under lendlease 24 April 1944; and commissioned as HMS Justice at Boston, Massachusetts the same day.

During the remainder of World War II, Justice served as a rescue tug in the Royal Navy.

She was struck from the Naval Vessel Register on 3 July 1946 and sold 3 October 1947 to Leopoldo Simoncini of Buenos Aires as the Costa Rican-flagged St.

[1] In 1953 she was chartered for salvage operations in Beagle Channel on the sunken Hamburg South America Line[2] ocean liner SS Monte Cervantes along with several Argentine Navy vessels.