LicenseCompass

LICENSED PRIVATE DETECTIVE License in Illinois

Quick Answer

To become a Licensed Private Detective in Illinois, apply through the Department of Financial and Professional Regulation. Pass the state exam. Felony convictions prohibited. No CE required. Contact agency for current fees and experience requirements.

Exam
Illinois PI State Exam
Timeline
4-8 weeks
Background Check
Required

Requirements

LICENSED PRIVATE DETECTIVE license in Illinois

gold
Exam
State exam required
Background Check
Felony convictions prohibited
Continuing Education
No continuing education requirement to maintain license
Veterans Benefits
N/A - Not displayed

Licensing Agency

Illinois Department of Financial and Professional Regulation

LICENSED PRIVATE DETECTIVE Salary in Illinois

Entry Level

$40,710

Median

$73,070

Experienced

$98,800

Source: Bureau of Labor Statistics. Salary data is for informational purposes only.

How to Get Licensed

Step-by-step roadmap to becoming a licensed LICENSED PRIVATE DETECTIVE in Illinois.

  1. 1

    Submit Background Check

    Felony convictions prohibited

  2. 2

    Pass the Required Exam

    State exam required — Illinois PI State Exam

  3. 3

    Submit Your Application

    File your application with the licensing agency.

  4. 4

    Receive Your License

    Processing typically takes 4-8 weeks.

LICENSED PRIVATE DETECTIVE Licensing in Illinois: What to Know

Illinois licenses private detectives through the Department of Financial and Professional Regulation. The COS description defines a licensed private detective as someone who investigates crimes/wrongs, recovers lost/stolen property, secures evidence for court/boards, or provides personal protection from bodily harm or death. Structured data indicates a state exam is required, felony convictions are prohibited, and no continuing education is needed. No specific fee or experience details are provided in the COS data. Illinois typically requires 3 years of investigative experience or equivalent education.

Frequently Asked Questions

How long does it take to get a LICENSED PRIVATE DETECTIVE license in Illinois?
The process typically takes 4-8 weeks, depending on education completion and exam scheduling.
What exam do I need for a LICENSED PRIVATE DETECTIVE license in Illinois?
You need to pass the Illinois PI State Exam. State exam required

Considering another state?

Compare LICENSED PRIVATE DETECTIVE requirements across states.

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Data from CareerOneStop (DOLETA/DEED). Last updated: February 15, 2026.