He is a member of the United Malays National Organisation (UMNO), a component party of the Barisan Nasional (BN) coalition.
He is the Member of the Supreme Council, Division Chief of UMNO of Gombak and the President of Malaysia Martial Arts Federation (PESAKA).
He was not elected to the Selangor State Legislative Assembly as the Gombak Setia MLA after losing to Muhammad Hilman Idham of Pakatan Harapan (PH) by a minority of 13,044 votes.
[2] In the 2022 general election Megat Zulkarnain was renominated by BN to contest for the Gombak federal seat.
[6] Megat Zulkarnain was born on 16 October 1969 to Omardin Mauju, who is the founder of the Malaysian Agile Martial Arts Association (PSSLM).