How to get a Low-Voltage license in Texas
The full Texas 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 Texas Low-Voltage exam
Low-Voltage 101 — Start Here (Free) — self-paced lessons, practice exam, certificate of completion.
License details
Electrical Sign / Residential Appliance Installer or Security License
Verified 5/26/2026
Experience required
Varies by endorsement
Required exam
Endorsement-specific (PSI)
Licensing authority
Notes & fees
Fire alarm requires SFM license; security requires DPS license; structured cable under TDLR electrical.
Frequently asked questions
How do I get a low-voltage license in Texas?
You need varies by endorsement. Then pass the Endorsement-specific administered by PSI. Applications go through the Texas Department of Licensing & Regulation (TDLR).
What exam do I need to pass?
Endorsement-specific — administered by PSI.
How much experience do I need?
Varies by endorsement
What about fees, insurance, and continuing education?
Fire alarm requires SFM license; security requires DPS license; structured cable under TDLR electrical.
Other low-voltage licensing guides
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