[1] Verka was one of the 42 INC MLAs who submitted their resignation in protest of a decision of the Supreme Court of India ruling Punjab's termination of the Sutlej-Yamuna Link (SYL) water canal unconstitutional.

[citation needed] He became Chairman of Punjab State Warehousing Corporation in 2018 being an MLA who received Cabinet Minister Status.

He joined Bhartiya Janata Party on 4 June 2022 along with Balbir Singh Sidhu, Gurpreet Singh Kangar, Sundar Sham Arora, and others at the party office in Chandigarh.

[10] Dr. Rajkumar Verka was awarded the degree of Doctor Honoris Causa by the Governing body of Desh Bhagat University for his Exceptional Contribution in the field of Indian Political and Social work under the Faculty of Social Science.

[11] He held the post of Vice-Chairman of the National Commission for Scheduled Castes with the rank of Minister of State, Government of India for two terms.