TOKYO, July 12 (Reuters) -
* Japan’s biggest bank, MUFG Bank Ltd, will halt all Iran-related transactions to comply with the imposition of U.S. sanctions against Tehran that were suspended under the 2015 nuclear accord, according to a document seen by Reuters on Thursday.
* The bank has informed its customers in Japan about the decision given that the dealings with Iranian financial institutions are to be prohibited after a 180-day “wind-down period,” which ends on Nov. 4, the document said.
* The document added that it may revise its policy if additional guidance was given by the United States.
* The bank is considered to be handling the bulk of Japan’s payments to Iran for oil and energy purchases, industry sources have said. (Reporting by Osamu Tsukimori; Additional reporting by Taiga Uranaka Editing by Jacqueline Wong)