 Active involvement in Keadilan Youth's Wing, Parti Keadilan Rakyat since 2004 and had been chosen as the Vice Chief of the division.On January 4, 2014, Amirudin announced his candidacy for the Keadilan Youth Chief's post with a team up alongside Yang Berhormat Tuan Dr Afif Bahardin in AMK Baru line ups for the upcoming party polls before losing to Yang Berhormat Tuan Nik Nazmi Nik Ahmad on the most excruciating campaign to date.In the three-way competition, AMK Baru faction led by Amirudin obviously dominates the party polls with landslide victories in popular states for Keadilan such as Selangor and Sabah while receiving good number of polls in Penang, Kedah, Kelantan, and Perak.