You may submit your complaint online or visit a Department of Labor office to submit a complaint in person. 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. Steps to file a complaint with the Illinois Department of Labor including how to calculate your unpaid wages in a case of wage theft. Illinois Legal Aid Online provides a guided interview called an Easy Form that will help you fill out the forms. Have you filled a complaint about this matter with any other agency? File your complaint anonymously.