An Assistant Gr.II in Legislative Secretariate entered service as 1.7.1978. He could not complete his probation till the end of December 1980. He availed leave without allowances for 5 years from 1.1.1981 for taking up employment abroad and returned to Govt. Service on 1.1.1986. He retired from service on 30.4.2012 as Deputy Secretary. His qualifying service for pension is: