Fifth Congress,
From the 5 Congress (1958) onwards party made a three tier leadership system and also introduced de partments and sub-committees.

Central Secretariat Members were Elected
1. Ajoy Ghosh (General Secretary)
2. S.A. Dange
3. Bhupesh Gupta
4. Dr. Z.A. Ahmad
5.B.T. Ranadive
6. PC. Josht
7. A.K. Gopalan
8. M. Hasava Punnaiah

Central Executive Committee Members

1.Ajoy Ghosh
2.A. Dange
3. Bhupesh Gupta
4.Dr. Z.A. Ahmad
5.B.T. Ranadive
6.P.C. Joshi
7.A.K. Gopalan
8.M. Basava Punnaiah
9.E.M.S. Namboodiripad
10.Jyoti Basu
11. P. Ramamurti
12. M.N. Govindan Nair
13.Bhowani Sen
14. C. Rajeswara Rao
15. Prasada Rao
16.K. Damodaran
17.Sohan Singh Josh
18.M.R. Venkatraman
19. Harikishan Singh Surjit
20.Gurcharan Patnaik
21.S.G. Sardesai
22. Ravi Narayan Reddy
23.Romesh Chandra
24.Phani Bora
25.Hare Krishna Konar
Ex Officio Member
S.V. Ghate (Chairman, CCC)