IL HB1594

Creates an income tax credit for Illinois businesses that increase their average full-time employee head count by more than 20% over the immediately preceding taxable year.

Credit amount equals 20% of the business's tax liability under the Illinois Income Tax Act (excluding withholding tax liability) for the taxable year.

Applies to taxable years ending on or after December 31, 2019, and extends to partners, S-corporation shareholders, and LLC owners under federal tax rules.

Defines full-time employees as persons employed at least 35 hours per week or meeting industry-standard full-time employment practices.

Credit is exempt from automatic sunset provisions and takes effect immediately upon passage.