Report A Labor Law Complaint. logo. File a complaint with the Illinois Department of Labor.For more information or to file a complaint about an employer's practices, please call the Workplace Rights Hotline at 1-844-740-5076 or use the complaint form. IDOL has an online wage claim form and a printable complaint form. Using the online wage claim form is recommended. How do I file a grievance in Illinois? To report a violation you may: Call the OEIG's toll-free hotline at 866.814.1113. You can file a claim with the wage claims division of the Illinois Department of Labor. Steps to file a complaint with the Illinois Department of Labor including how to calculate your unpaid wages in a case of wage theft. Not getting your paid time off?