Before being appointed to the state legislature, Arroyo owned a restaurant and was a member of the International Union of Bricklayers and Allied Craftworkers.
[5] Arroyo announced his resignation on November 1, shortly before a legislative committee was scheduled to meet to consider ejecting him from the state house after being arrested for bribery.
Despite calls to abstain from the process, he allowed neighboring 30th Ward committeeman Ariel Reboyras to act as his proxy, receiving criticism from several other political figures including 35th Ward alderman and committeeman Carlos Ramirez-Rosa and Illinois House Speaker Michael Madigan.
[7] On November 3, 2021, Arroyo pled guilty to the federal wire fraud charge and was sentenced in May 2022 to 5 years in prison.
[8][9] His son, Luis Arroyo Jr., was a member of the Cook County Board of Commissioners until losing his seat in 2022.