The party's last national representation was after the 1977 Indian general election, where it contested twelve seats, and won two, with a total of 956,072 votes.
The two successful candidates were Daulat Gunaji Gawai, in Buldhana, Maharashtra, and Lal Hemraj Jain in Balaghat Kacharu, Madhya Pradesh.
[2] After this, it contested twenty-five seats in the 1984 Indian general election, receiving a total of 383,022 votes;[3] two seats in the 1984 Indian general election, receiving a total of 165,320 votes;[4] nineteen seats in the 1989 Indian general election, receiving a total of 486,615 votes;[5] six seats in the 1991 Indian general election, receiving a total of 91,557 votes;[6] and three in the 1996 Indian general election, receiving a total of 8,491 votes.
[7] It did not contest the 1999 Indian general election,[8] but in the 1998 Indian general election, it contested one seat in Madhya Pradesh, receiving 2,167 votes.
[9] RPI(K) contested one seat in Chhattisgarh in the 2004 Indian general election, receiving 4,790 votes.