However, several mayors are pushing back.
The bill would strengthen the state's current affordable housing law, which was designed to combat segregation in affluent communities.
But the law has resulted in only a small number of new homes statewide, with some towns ignoring the requirements altogether.
Now, as lawmakers consider expanding the measure, they're facing resistance from local leaders, who want to keep their grip on new development.
RELATED | Some suburban mayors push back on Pritzker's affordable housing initiative
Illinois Answers Project Reporter Alex Nitkin joined ABC7.