LIST OF OFFICERS SERVING IN THE GOVERNMENT OF SIKKIM
1 Indian Administrative Service
2 Indian Police Service
3 Indian Forest Service
4 State Civil Service
5 Sikkim Finance and Accounts Service  
6 Civil Engineers Service
7 Electrical Engineers Service
8 Mechanical Engineers Service
9 Sikkim Forest Service
10 Mines and Geology Service
11 Statistical Service
12 Agriculture Service
13 Education Service
14 Doctors  
15 Sikkim Directorate and Miscellaneous Services
16 Cooperative Service
17 Animal Husbandry and Veterinary Service
18 Sikkim Police Service
19 Sikkim Nursing Service
20 Sikkim Para Medical Service
21 Sikkim State Information Technology Service
22 Sikkim State Private Secretary to HM under the Directorate & Miscellaneous Service
23 Sikkim State Land Revenue Service
24 Sikkim State Weights & Measure Service
25 Sikkim State Agriculture Engineering Service
26 Sikkim State Architecture Service
27 Sikkim State Excise Service
28 Sikkim State Feed & Fodder Service
29 Sikkim State Fisheries Service
30 Sikkim State Handicraft & Handloom Service
31 Sikkim State Science & Technology Service
32 Sikkim State Labour Service
33 Sikkim State Legal Service
34 Sikkim State Statistical Service
35 Sikkim State Stenographers Service
36 Officers other than Organized Service