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State files updated Oct 28, 2026
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Delaware license examsElectrician, Plumber and HVAC

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

Journeyman and master exams in Delaware

Electrician

Who gives it
ProV Exam1
Code book
The most recent National Electrical Code adopted in Delaware
Open book
Yes
Hours and license steps

Plumber

Who gives it
ProV Exam (the apprenticeship by-pass exam is given by Delaware technical schools or ABC Delaware)2
Hours and license steps

HVAC

Who gives it
ProV Exam (the apprenticeship by-pass exam is given by Delaware technical schools or ABC Delaware)2
Hours and license steps

How do you book the exam?

Apply to the Division of Revenue first. The board approves your application, then tells you how to schedule with the testing company. Division of Revenue

Sources

  1. Delaware electrician license: exam (dpr.delaware.gov, 2026-10-27)
  2. Delaware plumber license: exam (dpr.delaware.gov, 2026-10-27)