If you have a diagnosed mental illness, your employer may be required to provide you with reasonable accommodations in Chicago. Employers must allow employees to use their Paid Leave no later than 90 days from the start of employment.The ESLA allows employees to use their paid sick leave time toward the personal care of certain relatives when they are ill or injured. The Family and Medical Leave Act (FMLA) lets you take time off work when you are sick. You must be an eligible employee with a serious health condition. The Family and Medical Leave Act (FMLA) provides job-protected leave to address mental health conditions. Paid Time Off (PTO) may be used for ANY REASON, including sickness, childcare needs, mental health reasons, medical appointments, vacation, or other reasons. The Illinois Department of Human Services , Division of Mental Health with assistance from the University of Illinois at Chicago's Center on Mental Health. Illinois law outlines mental health conditions eligible for workers' comp.