1
| Law Department | Sri Anjani Kumar Singh | Secretary-Cum-Legal Remembrancer | 612 | 0612-2217666 | 06122217763 |
2
| Information & Public Relation Department | Sri Anupam Kumar,I.A.S. | Secretary | 612 | 2212390 | 2215926 |
3
| CM Secretariat Department | Sri Anupam Kumar | Secretary | 612 | 2215167 | - |
4
| Cooperative Department | Sri Dharmendra Singh, I.A.S. | Secretary | 612 | 0612-2215353 | 2217127 |
5
| Food And Consumer Protection Department | Dr. N Saravana Kumar, I.A.S. | Principal Secretary | 612 | 0612-2232003 | 06122239760 |
6
| Commercial Taxes Department | Sanjay Kumar Singh, I.A.S. | Commissioner Cum Secretary | 612 | 0612-2214741 | 2219995 |
7
| Minority Welfare Department | MD SOHAIL , I.A.S. | Secretary | - | 0612-2236742 | 2217745 |
8
| Building Construction Department | Sri Kumar Ravi ,I.A.S. | Secretary | 612 | 2545656 | 2545746 |
9
| Disaster Management Department | Sri Pratyaya Amrit, I.A.S. | Additional Chief Secretary | - | - | - |
10
| Transport Department | Sri Sanjay Agarwal, I.A.S. | Secretary | 612 | 2547077 | 2546212 |
11
| Agriculture Department | Sri Sanjay Agarwal, I.A.S. | Secretary | 612 | 2215373 | 2217365 |
12
| SC/ST Welfare Department | Sri Divesh Sehra,I.A.S. | Secretary | 612 | 2215377 | 2215379 |
13
| Public Health Engineering Department | Sri Pankaj Kumar, I.A.S. | Principal Secretary | 612 | 0612-2547087 | 06122245586 |
14
| Rural Development Department | Shri Lokesh Kumar singh I.A.S | Secretary | - | 0612-2217496 | - |
15
| Science & Technology Department | Dr. Pratima, I.A.S | Secretary | - | 0612-2547598 | - |
16
| Energy Department | Shri Pankaj Kumar Pal, I.A.S. | Secretary | 612 | 2506210 | 2506189 |
17
| Rural Works Department | Sri B. Rajender, I.A.S. | Additional Chief Secretary | 612 | 2545191 | 2545322 |
18
| Tourism Department | Shri Lokesh Kumar Singh, I.A.S. | Secretary | - | 0612-2215531 | 06122234194 |
19
| Finance Department | Sri Jai Singh , I.A.S | Secretary(Resource) | - | 0612-2211452 | - |
20
| Information Technology Department | Sri Abhay Kumar Singh,I.A.S | Secretary | 612 | 2215373 | 2545316 |
21
| Education Department | Sri Baidya Nath Yadav, I.A.S. | Secretary | - | - | - |
22
| Secretary to Governor | Sri Robert L. Chongthu,I.A.S. | Principal Secretary | 612 | 2217468 | |
23
| Labour Resource Department | Sri Deepak Anand ,IAS | Secretary | - | 0612-2533855 | 2535004 |
24
| Road Construction Department | Sri Sandeep Kumar R. Pudakalkatti ,I.A.S. | Secretary | - | - | - |
25
| Water Resources Department | Sri Santosh Kumar Mall, I.A.S. | Principal Secretary | 612 | 2217377 | 2217948 |
26
| Social Welfare Department | Smt. Harjot Kaur Bamhrah I.A.S | Additional Chief Secretary | 612 | 2217244 | 2217239 |
27
| Sugarcane Industry Department | Sri B. Kartikey Dhanji , I.A.S. | Secretary | 612 | 2215791 | 2215325 |
28
| Land & Revenue Department | Sri Jai Singh , I.A.S. | Secretary | | | |
29
| Animal and Fishery Resources Department | Dr. N. Vijaya Lakshmi, I.A.S. | Additional Chief Secretary | 612 | 2217543 | 2217010 |
30
| General Administration Department | Md. Sohail, I.A.S. | Secretary | - | - | - |
31
| BC and EBC Welfare Department | Sri Manoj Kumar, I.A.S. | Secretary | 612 | 2215261 | 2215264 |
32
| Labour Resource Department | Sri Deepak Anand ,IAS | Secretary | 612 | 0612-2533855 | 2535004 |
33
| Panchyati Raj Department | Shri Divesh Sehara, I.A.S | Secretary | 612 | 0612-2202229 | |
34
| General Administration Department | Sri B. Rajender, I.A.S. | Additional Chief Secretary | 612 | 0612-2216784 | 06122217466 |
35
| Prohibition, Excise & Registration Department | Sri Vinod Singh Gunjial, I.A.S. | Secretary | 612 | 2215664 | - |
36
| Youth, Art And Culture Department | Sri Pranav Kumar, I.A.S | Secretary | 612 | 2211619 | 2230173 |
37
| Urban Development Department | Sri Abhay Kumar Singh, I.A.S. | Secretary | 612 | 0612-2215550 | 2217059 |
38
| Minor water Resources Department | Dr. Sandeep Kumar R. Pudakalkatti, I.A.S. | Secretary | 612 | 2215165, 2233233 | 2215184 |
39
| Industry Department | SMT. BANDANA PREYASHI, I.A.S. | Secretary | 612 | 2215211 | - |
40
| Dept. of Environment, Forest and Climate Change | Smt. Bandana Preyashi, I.A.S | Secretary | 612 | 2217713 | 2217713 |
41
| Planning & Development Department | Shri. Himanshu Kumar Rai | Special Secretary | | 0612-2200984 | |
42
| Planning & Development Department | Shri K Senthil Kumar, I.A.S. | Principal Secretary | 612 | 2217977 | |
43
| Mines and Geology Department | Shri Narmdeshwar Lal, I.A.S. | Principal Secretary | 612 | 2215857 | 2232930 |
44
| C.M Secretariat | Sri S. Siddharth,I.A.S. | Additional Chief Secretary | 612 | 2215577 | - |
45
| Finance Department | Sri Anand Kishor , I.A.S. | Principal Secretary | 612 | 2215805 | 2217694 |
46
| Health Department | Shri Manoj Kumar Singh, I.A.S | Secretary | 612 | 0612 2217681 | |
47
| Home Department | Sri Pranav Kumar, I.A.S. | Secretary | - | 0612-2294092 | 2294056 |
48
| Health Department | Sri Pratyaya Amrit,I.A.S. | Additional Chief Secretary | 612 | 2215809 | 2217608 |
49
| Prohibition, Excise & Registration Department | Shri Vinod Singh Gunjiyal, I.A.S | Secretary | 612 | 2215626 | 2217522 |
50
| Home Department | Sri Arvind Kumar Chaudhary, I.A.S. | Additional Chief Secretary | 612 | 2234518 | 2294051 |
51
| Education Department | Sri (Dr.) S. Siddharth, I.A.S. | Additional Chief Secretary | 612 | 2217016 | |
52
| Road Construction Department | Sri Mihir Kumar Singh, I.A.S | Additional Chief Secretary | 612 | 2233362 | 2233914 |
53
| Parlimentry Affairs Department | Sri Anupam Kumar, I.A.S. | Secretary | 612 | 2217716 | |
54
| Land & Revenue Department | Sri Dipak Kumar Singh | Additional Chief Secretary | 612 | 2215259 | 2235811 |
55
| Vigilance Department | Sri Arvind kumar Chaudhary ,I.A.S. | Additional Chief Secretary | - | 0612-2232630 | 2232704 |
56
| Government Of Bihar | Sri Vivek Kumar Singh, I.A.S. | Development Commissioner, Bihar | - | - | - |