Delaware plumber exam
Delaware plumbing exams cover eligibility, vendor, references, and retakes. Confirm the current candidate bulletin on the board source before you book.
Verified on: 2026-09-14 · Board source
From the board
- Examinations - Division of Professional Regulation - State of Delaware ***Scam Alert: Fraudulent callers posing as officials.
- More info: Scam Alert Information.*** If you are unable to reach us by phone, submit your inquiry via email at customerservice.dpr@delaware.gov.
- ## Applying to Sit for the Master Exam The Board of Plumbing and HVACR Examiners must approve you to sit for the master examination.
- See either Plumbing Licensure or HVACR Licensure for additiona
- Board page: Examinations - Division of Professional Regulation - State of Delaware
Who can schedule
- Most boards require an approved application or eligibility letter before you book
- Name on the exam roster must match your license application exactly
- Confirm the authorization window — many expire in 90 days to one year
What to expect
- Trade and/or business-and-law content depending on the class
- Open-book or closed-book rules and allowed references are class-specific
- Download the current candidate bulletin from the board or exam vendor
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