Zafar is senator for the Province of Punjab for the ruling PTI party for the 2021–26 term. He took the oath as senator on 12th March 2021 and cast his votes for election of new chairman and deputy Chairman for the Senate.[4][5]
He was appointed as a caretaker Minister of Law and Justice for the 2018 general election in the cabinet of caretaker Prime Minister Nasirul Mulk[6] and completed the interim political period with transparency and merits.[according to whom?]
He was the Independent group of Asma Jahangir candidate and elected President of the Supreme Court Bar Association of Pakistan in 2015. He remained actively involved in legal politics, addressing and resolving various issues for the Bar and lawyers.
Following in the footsteps of his father, S.M. Zafar, Zafar entered national politics. He joined Imran Khan president of Pakistan Tehreek-e-Insaf, to render his services for the public and Pakistan.[7]