Synopsis As Introduced Amends the Illinois Human Rights Act. Changes the Section concerning the declaration of policy to include preventing discrimination based on source of income. Provides that "source of income" means the source of any lawful income or any lawful rent payment that can be verified as to its amount, length of time received, regularity, or receipt, including any subsidy authorized under Section 8 of the United States Housing Act of 1937 and any other local, State, or federal subsidy or benefit. Provides that it is a civil rights violation for an owner or any other person engaging in a real estate transaction, or a real estate broker or salesman, to engage in specified behaviors because of source of income. Provides that specified provisions of the Act do not prohibit persons engaged in the business of furnishing appraisals of real property from taking into consideration factors other than those based on, among other factors, source of income in furnishing appraisals.