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Maine Plumbing License Renewal: Deadlines, Fees and CE

The Journeyman Plumber (Plumbers' Examining Board (OPOR)) renews every 2 years and has a renewal fee of about $200. The Master Plumber (Plumbers' Examining Board (OPOR)) renews every 2 years and has a renewal fee of about $200. Fees change, so check the official site for the exact amount.

Full rule details
Verified dataLast checked Oct 17, 2026, next review due July 2027

Informational: verify with the issuing board.

Remind me before it expiresHow reminders work

Journeyman Plumber

Journeyman · State license · Plumbers' Examining Board (OPOR)

Remind me before this expires
Renew on the official siteBoard phone: 207-624-8603
Renewal cycle
Every 2 years
Continuing education
Not required
Deadline rule
Biennial; two years from the first licensure date (expiration set by Commissioner under 10 MRSA 8003(4); 32 MRSA 3504)
Show fees, grace period, bond and insurance
Grace period
Up to 90 days after expiration with late fee (32 MRSA 3504)

Fees, approximate

Renewal fee
About $200
Late fee
About $50 late fee if renewed up to 90 days after expiration
Reinstatement
Show the details (amounts are approximate)More than 90 days but not more than 2 years after expiration: pay the about $200 license fee plus a $100 penalty. More than 2 years: all new-applicant requirements (board may waive exam or other requirements, 32 MRSA 3504).

Fees change. Check the official site for the exact amount.

Why approximate?

Boards change fees often and some charge extra processing fees. We show a recent amount so you can plan.

Bond
Not required
Insurance
Not required
Reciprocity
32 MRSA 3504-A: board issues a license to holders of another state's/territory's license if that jurisdiction's standards and experience requirements are at least equivalent and it grants similar privileges; cannot be denied on current residency. See also 3501-C (licensure by endorsement).
Notes

Works under a master. Trainee Plumber ($100) and Journeyman-in-Training (4-yr non-renewable) skipped as training levels.

Confidence: HighConfirmed from official rule textLast checked Oct 17, 2026
Sources (4)

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Master Plumber

Master · State license · Plumbers' Examining Board (OPOR)

Remind me before this expires
Renew on the official siteBoard phone: 207-624-8603
Renewal cycle
Every 2 years
Continuing education
Not required
Deadline rule
Biennial; two years from the first licensure date (expiration set by Commissioner under 10 MRSA 8003(4); 32 MRSA 3504)
Show fees, grace period, bond and insurance
Grace period
Up to 90 days after expiration with late fee (32 MRSA 3504)

Fees, approximate

Renewal fee
About $200
Late fee
About $50 late fee if renewed up to 90 days after expiration
Reinstatement
Show the details (amounts are approximate)More than 90 days but not more than 2 years after expiration: pay the about $200 license fee plus a $100 penalty. More than 2 years: all new-applicant requirements (board may waive exam or other requirements, 32 MRSA 3504).

Fees change. Check the official site for the exact amount.

Why approximate?

Boards change fees often and some charge extra processing fees. We show a recent amount so you can plan.

Bond
Not required
Insurance
Not required
Reciprocity
32 MRSA 3504-A: board issues a license to holders of another state's/territory's license if that jurisdiction's standards and experience requirements are at least equivalent and it grants similar privileges; cannot be denied on current residency. See also 3501-C (licensure by endorsement).
Notes

Master plumber is the individual who engages in the business of installing plumbing (32 MRSA 3301); the master license acts as the contractor-level license. No separate business license found (32 MRSA 3507 corporations/firms section is repealed). Propane/natural gas piping is licensed under the Fuel Board.

Confidence: HighConfirmed from official rule textLast checked Oct 17, 2026
Sources (6)

How to renew

  1. 1Check your Journeyman Plumber deadline: Biennial; two years from the first licensure date (expiration set by Commissioner under 10 MRSA 8003(4); 32 MRSA 3504)
  2. 2Renew online at https://licensing.web.maine.gov/cgi-bin/online/licensing/begin.pl?board_number=4460
  3. 3Pay the renewal fee on the official site. Expect about $200, but fees change.
  4. 4If you miss the deadline: About $50 late fee if renewed up to 90 days after expiration
  5. 5Check your Master Plumber deadline: Biennial; two years from the first licensure date (expiration set by Commissioner under 10 MRSA 8003(4); 32 MRSA 3504)

Maine Plumbing renewal questions

Answers come from the records above. Informational: verify with the issuing board.

When does a Maine plumbing license expire?

Journeyman Plumber: renews every 2 years. Biennial; two years from the first licensure date (expiration set by Commissioner under 10 MRSA 8003(4); 32 MRSA 3504) Master Plumber: renews every 2 years. Biennial; two years from the first licensure date (expiration set by Commissioner under 10 MRSA 8003(4); 32 MRSA 3504) Check with Plumbers' Examining Board (OPOR) before you rely on it.

How many CE hours does a Maine plumbing license need?

Journeyman Plumber: no CE required. Master Plumber: no CE required. Check with Plumbers' Examining Board (OPOR) before you rely on it.

Is there a grace period for a Maine plumbing license?

Up to 90 days after expiration with late fee (32 MRSA 3504) Check with Plumbers' Examining Board (OPOR) before you rely on it.

How much does it cost to renew a Maine plumbing license?

Journeyman Plumber: About $200. Fees change. Check the official site for the exact amount.

What happens if a Maine plumbing license expires?

About $50 late fee if renewed up to 90 days after expiration. Fees change. Check the official site for the exact amount.

Does Maine accept plumbing licenses from other states?

32 MRSA 3504-A: board issues a license to holders of another state's/territory's license if that jurisdiction's standards and experience requirements are at least equivalent and it grants similar privileges; cannot be denied on current residency. See also 3501-C (licensure by endorsement). Check with Plumbers' Examining Board (OPOR) before you rely on it.

Sources

Spot something out of date?

Informational only. Check it with the issuing board. Licensing rules, deadlines and CE requirements change, fee amounts are approximate, and this page can be out of date. It is not legal advice, and we are not affiliated with any state board. Read the disclaimer.

This information is here to help you plan, not to replace the board. Fee amounts are approximate and may be out of date. Deadlines and continuing education rules change too, sometimes without much notice. Always confirm with your licensing board and its official site before you rely on a date or an amount. This is not legal advice.

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