Rail passengers are entitled to claim a full refund for a delay of over four hours for trains running from Tehran to Isfahan, Sari and Shahroud or a delay of over five hours for trips from Tehran to Yazd, Tabriz, Gorgan and Andimeshk, rail services watchdog’s chief executive, Ali Kazemi, said. A 100% refund will also be made for trains running between Tehran and Mashhad with delays of more than six hours, ILNA quoted Kazemi as saying.