How to get a alarm / low-voltage contractor license in Wisconsin
Wisconsin alarm / low-voltage contractor licensing covers hours, prerequisites, exam path, fees, and renewal. Confirm current rules on the board source before you apply.
Verified on: 2026-09-14 · Board source
From the board
- Wisconsin Legislature: SPS 305.40(5) subch.
- SPS 305 Subchapter IV — Electrical SPS 305.40 SPS 305.40 Electricians.
- SPS 305.40(1)(1) Except as provided under s.
- 101.862 (4), Stats., no person as of April 1, 2014, may install, repair, or maintain electrical wiring unless the person holds a license or registration issued by the department or is enrolled by the department as one of the following: SPS 305.40(1)(a)(a) A licensed master el…
- Board page: Wisconsin Legislature: SPS 305.40(5)
Requirements overview
- Wisconsin sets experience, education, and exam rules for alarm / low-voltage contractor applicants
- Documented OJT or apprenticeship hours are common for journeyman / technician paths
- Master and contractor tracks usually add experience, exams, and firm paperwork
- Confirm current hour totals, affidavits, and fees on the state board before you apply
Exam
- See the Wisconsin low-voltage exam guide for vendor, scheduling, and prep
- LicenseFlo helps with paperwork and reminders — we do not sit the exam
Renewals
- Most credentials renew on a fixed cycle with mandatory CE or training
- Roster watch → intake → assemble → sign → submit
Related: Exam · Renewal and CE
Have LicenseFlo do it
From $79 per event. Text once; we collect photos, assemble the packet, and send a one-tap signature.