Maryland Plumbing License Renewal: Deadlines, Fees and CE

Maryland has 4 Plumbing license classes. Most renew every 2 years. Renewal fees are about $44 to $88, depending on the class. Fees change, so check the official site for the exact amount. The details for each class are below.

Full rule details

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

Informational: verify with the issuing board.

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Journeyman Plumber/Gas Fitter

Journeyman · State license · State Board of Plumbing (Maryland Dept. of Labor, DOPL)

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Renew on the official site 410-230-6379

Renewal cycle: Every 2 years
Continuing education: Not required
Deadline rule: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.

Show fees, grace period, bond and insurance

Grace period: No grace period. An expired license may be reinstated if the application is made within 4 years after expiration.

Fees, approximate

Renewal fee: About $44
Late fee: No late fee published on fee page or renewal page.
Reinstatement: Show the details (amounts are approximate)
Within 4 years after expiration the Board must reinstate on meeting the renewal requirements, including fees (Bus. Occ. & Prof. 12-309(a)). After 4 years, plumber, gas fitter and propane gas fitter licenses can be reinstated only by meeting the renewal requirements and passing the licensing exam (12-309(b)).

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: Board reciprocates only with Delaware (master plumber/gasfitter only), WSSC, and Baltimore County (need both plumbing and gas portions).

Notes

Insurance not required for journey plumbers working within license scope. Apprentice renewals capped (3 consecutive terms w/o exam registration).

HighLast checked Oct 17, 2026

Sources (7)

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Master Natural Gas Fitter

Master NGF · State license · State Board of Plumbing (Maryland Dept. of Labor, DOPL)

Remind me before this expires

Renew on the official site 410-230-6379

Renewal cycle: Every 2 years
Continuing education: Not required
Deadline rule: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.

Show fees, grace period, bond and insurance

Grace period: No grace period. An expired license may be reinstated if the application is made within 4 years after expiration.

Fees, approximate

Renewal fee: About $44
Late fee: No late fee published on fee page or renewal page.
Reinstatement: Show the details (amounts are approximate)
Within 4 years after expiration the Board must reinstate on meeting the renewal requirements, including fees (Bus. Occ. & Prof. 12-309(a)). After 4 years, plumber, gas fitter and propane gas fitter licenses can be reinstated only by meeting the renewal requirements and passing the licensing exam (12-309(b)).

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: Master/limited master plumbers may not contract without liability insurance incl. completed operations: >= $300,000 bodily injury and >= $100,000 property damage ($400,000 per FAQ); umbrella policies don't count; Board must be certificate holder; Board cannot issue or renew without proof (12-501).
Reciprocity: Board reciprocates only with Delaware (master plumber/gasfitter only), WSSC, and Baltimore County (need both plumbing and gas portions).

Notes

Fee table: renewal $43.50 (original $150.50); The official fee table figure is used. Master NG fitter reciprocal applicants need a current master HVACR or master restricted license. Journeyman Natural Gas Fitter renewal $31.50.

HighLast checked Oct 17, 2026

Sources (7)

Master Plumber/Gas Fitter

Master · State license · State Board of Plumbing (Maryland Dept. of Labor, DOPL)

Remind me before this expires

Renew on the official site 410-230-6379

Renewal cycle: Every 2 years
Continuing education: Not required
Deadline rule: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.

Show fees, grace period, bond and insurance

Grace period: No grace period. An expired license may be reinstated if the application is made within 4 years after expiration.

Fees, approximate

Renewal fee: About $88
Late fee: No late fee published on fee page or renewal page.
Reinstatement: Show the details (amounts are approximate)
Within 4 years after expiration the Board must reinstate on meeting the renewal requirements, including fees (Bus. Occ. & Prof. 12-309(a)). After 4 years, plumber, gas fitter and propane gas fitter licenses can be reinstated only by meeting the renewal requirements and passing the licensing exam (12-309(b)).

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: Master/limited master plumbers may not contract without liability insurance incl. completed operations: >= $300,000 bodily injury and >= $100,000 property damage ($400,000 per FAQ); umbrella policies don't count; Board must be certificate holder; Board cannot issue or renew without proof (12-501).
Reciprocity: Board reciprocates only with Delaware (master plumber/gasfitter only), WSSC, and Baltimore County (need both plumbing and gas portions).

Notes

Plumbing + gas licensing is statewide except Baltimore County and WSSC area (Prince George's and parts of Montgomery), which issue their own licenses (WSSC 301-206-8588; Baltimore County 410-887-3620). Limited master plumber exists (insurance rule applies; fee not published). Board phone 410-230-6379.

HighLast checked Oct 17, 2026

Sources (7)

Propane Gas Fitter Certificate

Propane · State license · State Board of Plumbing (Maryland Dept. of Labor, DOPL)

Remind me before this expires

Renew on the official site 410-230-6379

Renewal cycle: Every 2 years
Continuing education: Not required
Deadline rule: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.

Show fees, grace period, bond and insurance

Grace period: No grace period. An expired license may be reinstated if the application is made within 4 years after expiration.

Fees, approximate

Renewal fee: Check the official site for the fee.
Late fee: No late fee published on fee page or renewal page.
Reinstatement: Show the details (amounts are approximate)
Within 4 years after expiration the Board must reinstate on meeting the renewal requirements, including fees (Bus. Occ. & Prof. 12-309(a)). After 4 years, plumber, gas fitter and propane gas fitter licenses can be reinstated only by meeting the renewal requirements and passing the licensing exam (12-309(b)).

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: Board reciprocates only with Delaware (master plumber/gasfitter only), WSSC, and Baltimore County (need both plumbing and gas portions).

Notes

Fee table lists $25 application + $31.50 license fee initially; renewal fee not listed. Statewide certificate for non-plumbers.

MediumLast checked Oct 17, 2026

Sources (7)

How to renew

1Check your Journeyman Plumber/Gas Fitter deadline: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.
2Renew online at https://www.dllr.state.md.us/cgi-bin/ElectronicLicensing/PLM/PLMrenew1.cgi
3Pay the renewal fee on the official site. Expect about $44, but fees change.
4If you miss the deadline: No late fee published on fee page or renewal page.
5Check your Master Natural Gas Fitter deadline: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.
6Confirm your insurance meet the board requirements and are not expiring.
7Check your Master Plumber/Gas Fitter deadline: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.
8Pay the renewal fee on the official site. Expect about $88, but fees change.
9Check your Propane Gas Fitter Certificate deadline: 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration.

Maryland Plumbing renewal questions

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

When does a Maryland plumbing license expire?

Journeyman Plumber/Gas Fitter: renews every 2 years. 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration. Master Natural Gas Fitter: renews every 2 years. 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration. Master Plumber/Gas Fitter: renews every 2 years. 2-year term. By statute (Bus. Occ. & Prof. 12-308) a license expires on the first May 1 in an odd-numbered year after its effective date unless the Secretary staggers expirations; the Board states licenses expire two years from the date of issue. Renewal notice is sent at least one month before expiration. Check with State Board of Plumbing (Maryland Dept. of Labor, DOPL) before you rely on it.

How many CE hours does a Maryland plumbing license need?

Journeyman Plumber/Gas Fitter: no CE required. Master Natural Gas Fitter: no CE required. Master Plumber/Gas Fitter: no CE required. Check with State Board of Plumbing (Maryland Dept. of Labor, DOPL) before you rely on it.

Is there a grace period for a Maryland plumbing license?

No grace period. An expired license may be reinstated if the application is made within 4 years after expiration. Check with State Board of Plumbing (Maryland Dept. of Labor, DOPL) before you rely on it.

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

Journeyman Plumber/Gas Fitter: About $44. Fees change. Check the official site for the exact amount.

What happens if a Maryland plumbing license expires?

No late fee published on fee page or renewal page. Fees change. Check the official site for the exact amount.

Does Maryland accept plumbing licenses from other states?

Board reciprocates only with Delaware (master plumber/gasfitter only), WSSC, and Baltimore County (need both plumbing and gas portions). Check with State Board of Plumbing (Maryland Dept. of Labor, DOPL) 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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