Shimla: A delegation of H.P Administrative Services (HAS) Association met Chief Minister Virbhadra Singh recently and demands the government to implement the four-tier pay structure after completion of 4-9-14 years in accordance with the notification dated 20.12.2011 of Punjab Government. They also demanded arrears of 4-9-14 and higher grade pay of Rs. 10,000 per month on completion of 18 years of service on the Punjab pattern. Chief Minister assured the Association for sympathetic consideration of their demands. The delegation included Lokinder Chauhan, N.L Lath, Chaman Dilta, Amita Mahajan and other officers.