 Amirudin won his first attempt in the electoral campaign in 2008 as a young candidate.He helped the Pakatan Rakyat coalition, consisted of People's Justice Party, Democratic Action Party, and Pan Islamic Party, to defeat Barisan Nasional for the first time in Selangor electoral history.In 2013, he retained the position as a member of the Selangor State Legislative Assembly and became a member of Selangor State Executive Council, holding the portfolio for Youth Development, Sports, Cultural and Entrepreneurship Development.