Mahdi Abdulrahim holds a higher diploma in Information Systems IT.
Chairman of the Arbiters Commission of the Arab Chess Federation from 2000 to 2016.
Chairman of the Arbiters Commission of the Asian Chess Federation since 2014 until now.
Councillor to the FIDE Arbiters Commission 2000-2018.
Chairman of the FIDE Rules Commission 2018-2022.
He was the Chief Arbiter in many FIDE World Championships, Asian continental Championship, Arab Championship, and international Tournaments.
He was a lecturer and organized many Seminars and workshops in Arabic and English for Arbiters and organizers since 2000 until now.
He prepared and translated the Law of Chess, the Arabic version for the year 2022 and prepared 8 explanatory videos for arbitration cases in Arabic.