Synopsis As Introduced Amends the Illinois Income Tax Act. Provides that for taxable years beginning on or after January 1, 2023, each individual who serves as a volunteer emergency worker for at least 9 months during the taxable year and does not receive compensation for his or her services as a volunteer emergency worker of more than $10,000 for the taxable year is entitled to a credit against specified taxes in an amount equal to $500. Defines "volunteer emergency worker". Amends the Illinois Administrative Procedure Act. Provides for emergency rulemaking. Effective immediately.