How to get a Low-Voltage license in Illinois
The full Illinois low-voltage licensing path — experience hours, required exam, fees, and where to apply. Verified 5/26/2026.
Career prep, not a license.
Prep for the Illinois Low-Voltage exam
Low-Voltage 101 — Start Here (Free) — self-paced lessons, practice exam, certificate of completion.
License details
Locally licensed (state Private Alarm Contractor for security)
Verified 5/26/2026
Experience required
Varies
Required exam
PERC exam (alarm) (IDFPR)
Licensing authority
Notes & fees
State licenses Private Alarm Contractors. General low-voltage work is locally licensed.
Frequently asked questions
How do I get a low-voltage license in Illinois?
You need varies. Then pass the PERC exam (alarm) administered by IDFPR. Applications go through the IDFPR - Private Alarm.
What exam do I need to pass?
PERC exam (alarm) — administered by IDFPR.
How much experience do I need?
Varies
What about fees, insurance, and continuing education?
State licenses Private Alarm Contractors. General low-voltage work is locally licensed.
Other low-voltage licensing guides
Browse by state or trade.