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Delaware · Plumbers · 2026 renewal guide

How to Renew Your Delaware Plumber License

Delaware plumbers must complete 5 hours of board-approved continuing education every 2 years, as required by Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners.

Written by the TradesCE compliance team · Verified against the Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners rule on September 6, 2026.

CE hours
5 hours
Renewal cycle
Every 2 years
Next deadline
October 31, 2026
Exam to renew
Not required

Who has to renew

This guide covers Delaware plumbers holding a license in one of these classes: Delaware Plumbing and HVACR, Plumber. Requirements are set by Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners.

When to renew

Delaware plumbers licenses renew every 2 years, on a fixed statewide date — every licensee renews on the same day. The next renewal deadline is October 31, 2026. Continuing education must be complete before you submit the renewal. (DE Plumbers: Plumbing/HVACR expire Oct 31 of even years (dpr.delaware.gov); first-ever 5-hr CE due at 2026 renewal)

The continuing education Delaware requires

Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners requires 5 hours of approved continuing education every 2 years. The hours must cover these topics:

  • Code changes — at least 3 hours
  • Safety — at least 1 hour
  • Cross connections and back flow — at least 1 hour

How to renew, step by step

  1. 1

    Confirm your license class and renewal date

    Delaware sets plumbers requirements by license class (Delaware Plumbing and HVACR, Plumber). Check the class printed on your license, then note your renewal date — renewals run a fixed statewide date — every licensee renews on the same day; the next fixed deadline is October 31, 2026.

  2. 2

    Complete 5 hours of board-approved continuing education

    Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners requires 5 hours every 2 years, including Code changes, Safety, Cross connections and back flow. Do not leave it for the last week — completions must be on file before the deadline.

    See the Delaware plumbers course
  3. 3

    Save your certificate of completion

    Download the certificate the moment you finish and keep it with your license records.

  4. 4

    Make sure your hours reach the board

    In Delaware, you keep your certificate and attest to completion when you renew; the board may audit.

  5. 5

    Renew with Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners

    Submit your renewal through the board’s online portal and pay the renewal fee before the deadline. A late renewal usually means a late fee, and a lapsed license can mean re-applying from scratch.

    Go to Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners

Delaware plumber renewal FAQ

How many continuing education hours do Delaware plumbers need?
Delaware plumbers must complete 5 hours of board-approved continuing education every 2 years, as set by Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners.
Which license classes does the Delaware plumbers CE requirement apply to?
The 5 hours requirement applies to: Delaware Plumbing and HVACR, Plumber.
What topics are required for Delaware plumbers continuing education?
Board of Plumbing, Heating, Ventilation, Air Conditioning and Refrigeration Examiners requires coverage of: Code changes (3 hours); Safety (1 hour); Cross connections and back flow (1 hour).
Can Delaware plumbers complete continuing education online?
Yes. Board-approved online courses count toward the Delaware requirement; timed seat-time and completion records satisfy audit requirements.

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