Illinois Private Detective Licensing
Examination Practice Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant Download
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Covers: Illinois Private Detective Act, Administrative Rules, Ethics,
Surveillance, Legal Procedures, Report Writing, Firearms, and General
Investigative Techniques.
1. What is the minimum age requirement to apply for an Illinois Private
Detective license?
A. 18 years old
B. 21 years old
C. 25 years old
D. 20 years old
Rationale: The Illinois Private Detective Act requires applicants to be at
least 21 years old at the time of application.
,2. Which agency regulates and licenses private detectives in Illinois?
A. Illinois State Police
B. Illinois Attorney General’s Office
C. Illinois Department of Financial and Professional Regulation (IDFPR)
D. Illinois Secretary of State
Rationale: IDFPR is responsible for licensing and regulating private
detectives and agencies under the Illinois Private Detective Act.
3. What is the minimum number of years of investigative experience
required for licensure as a private detective in Illinois?
A. 1 year
B. 2 years
C. 3 years
D. 5 years
Rationale: Applicants must show at least three years of full-time
investigative experience or equivalent education and training.
4. Which of the following is NOT an acceptable qualification for detective
licensure?
A. Law enforcement experience
B. Military police experience
,C. Retail cashier experience
D. Corporate security experience
Rationale: Only investigative or law enforcement-related experience is
accepted toward qualification.
5. Under the Illinois Private Detective Act, which of the following actions
requires a license?
A. Conducting surveillance for compensation
B. Writing an editorial article
C. Selling home alarm systems
D. Managing security guards
Rationale: Any compensated activity involving investigation or surveillance
requires a private detective license.
6. What is the purpose of a “Permanent Employee Registration Card”
(PERC)?
A. It acts as a gun permit
B. It is a driver’s license substitute
C. It authorizes employment in a licensed security or investigative position
D. It replaces a detective license
Rationale: A PERC card verifies background clearance to work under a
licensed agency but is not a license itself.
, 7. Who must maintain proof of liability insurance coverage?
A. Only employees
B. Only law enforcement officers
C. Licensed private detective agencies
D. Only the IDFPR
Rationale: The Act requires licensed agencies to maintain liability
insurance to protect clients and the public.
8. How often must an Illinois Private Detective Agency license be renewed?
A. Every year
B. Every three years
C. Every two years
D. Every five years
Rationale: The standard renewal period for detective agency licenses is
three years under IDFPR rules.
9. What is the penalty for practicing as a private detective without a license
in Illinois?
A. A warning
B. A Class A misdemeanor for the first offense
C. A civil citation only
Examination Practice Questions And
Correct Answers (Verified Answers) Plus
Rationales 2026 Q&A | Instant Download
Covers: Illinois Private Detective Act, Administrative Rules, Ethics,
Surveillance, Legal Procedures, Report Writing, Firearms, and General
Investigative Techniques.
1. What is the minimum age requirement to apply for an Illinois Private
Detective license?
A. 18 years old
B. 21 years old
C. 25 years old
D. 20 years old
Rationale: The Illinois Private Detective Act requires applicants to be at
least 21 years old at the time of application.
,2. Which agency regulates and licenses private detectives in Illinois?
A. Illinois State Police
B. Illinois Attorney General’s Office
C. Illinois Department of Financial and Professional Regulation (IDFPR)
D. Illinois Secretary of State
Rationale: IDFPR is responsible for licensing and regulating private
detectives and agencies under the Illinois Private Detective Act.
3. What is the minimum number of years of investigative experience
required for licensure as a private detective in Illinois?
A. 1 year
B. 2 years
C. 3 years
D. 5 years
Rationale: Applicants must show at least three years of full-time
investigative experience or equivalent education and training.
4. Which of the following is NOT an acceptable qualification for detective
licensure?
A. Law enforcement experience
B. Military police experience
,C. Retail cashier experience
D. Corporate security experience
Rationale: Only investigative or law enforcement-related experience is
accepted toward qualification.
5. Under the Illinois Private Detective Act, which of the following actions
requires a license?
A. Conducting surveillance for compensation
B. Writing an editorial article
C. Selling home alarm systems
D. Managing security guards
Rationale: Any compensated activity involving investigation or surveillance
requires a private detective license.
6. What is the purpose of a “Permanent Employee Registration Card”
(PERC)?
A. It acts as a gun permit
B. It is a driver’s license substitute
C. It authorizes employment in a licensed security or investigative position
D. It replaces a detective license
Rationale: A PERC card verifies background clearance to work under a
licensed agency but is not a license itself.
, 7. Who must maintain proof of liability insurance coverage?
A. Only employees
B. Only law enforcement officers
C. Licensed private detective agencies
D. Only the IDFPR
Rationale: The Act requires licensed agencies to maintain liability
insurance to protect clients and the public.
8. How often must an Illinois Private Detective Agency license be renewed?
A. Every year
B. Every three years
C. Every two years
D. Every five years
Rationale: The standard renewal period for detective agency licenses is
three years under IDFPR rules.
9. What is the penalty for practicing as a private detective without a license
in Illinois?
A. A warning
B. A Class A misdemeanor for the first offense
C. A civil citation only
