Dear srinil1723,
Past Services under State/Central Government/Statutory body/ Government undertaking/Nationalized Bank/ Autonomous body and Military Service count as qualifying service (WB Finance Deptt. Memo No. 7091-F dt. 17.9.86 and No. 11322 dt. 4.10.89 [No. 849-F (Pen) dt. 9.4.94 No. 1874-F (Pen) dt. 1.12.94] (Rules 186, 193 & 194. Relate to counting of military service).
Pls note the Pay rules 42A (1) & (2) and coherent Notes in WBSR Part-I, particularly Notes-1 & 3 under sub-rule 2.
With regrds.