Port Blair, Jan 02: Mr. G Kurma Rao, Ex Zilla Parishad Member Baratang has expressed gratitude to the Lt. Governor for extending exemption period of GP IV Rating deployment till 30 June 2018 for vessels plying under Amdaman IV Rule. Mr. Kurma Rao also expressed gratitude towards Mr. Vishall Jolly State President BJP for giving helpful hands in this issue.