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State files updated Oct 29, 2026
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Wisconsin license examsElectrician, Plumber and HVAC

Wisconsin tests electrician, plumber and HVAC license applicants. Each trade has its own exam and testing company.

Journeyman and master exams in Wisconsin

Electrician

Who gives it
Pearson VUE and DSPS exam locations1
Open book
Yes. The exam is open book with bound or three-hole-punched reference material; passing score 70%
Hours and license steps

Plumber

Who gives it
Department-administered exam under SPS 305.09 (DSPS sets exam dates; the rule names no outside vendor)2
Hours and license steps

HVAC

Who gives it
Department-administered exam under SPS 305.09 (DSPS sets exam dates; the rule names no outside vendor)2
Hours and license steps

How do you book the exam?

Apply to the WI DSPS first. The board approves your application, then tells you how to schedule with the testing company. WI DSPS

Sources

  1. Wisconsin electrician license: exam (dsps.wi.gov, 2026-10-27)
  2. Wisconsin plumber license: exam (docs.legis.wisconsin.gov, 2026-10-27)