Hon. Aminu is a returning lawmaker, currently serving his second-term as a Senator representing Adamawa Central Senatorial District in the 10th National Assembly.
He had served as a member of the Adamawa State House of Assembly from (2011-2015). He also served in different capacities, one time a chief whip, minority leader, Deputy minority leader, Deputy minority whip, and at different times chairman and member of various House Standing Committees during the 5th State Assembly.