Overview

Pipefitters install and maintain high-pressure piping systems in industrial, commercial, and utility settings. Most licensing comes through union apprenticeships or state contractor boards.

Pipefitters often license under the plumbing board. UA Local 486 is primary path.

License tiers and what each allows

LicenseWhat you can doExam required
Apprentice Pipefitter Training level. Work under supervision. No independent work. Registration only
Journeyman Pipefitter Install, repair, and maintain systems under supervision or independently in most states. Yes. State licensing exam (~$80 fee)
Foreman Full independent work, supervise others, pull permits, design systems. Yes. Advanced state exam

Step-by-step path

1

Register as an apprentice

Register with Maryland Board of Plumbing before starting work. This is required to legally accumulate supervised hours toward your journeyman qualification. Some states charge a small registration fee.

2

Accumulate 8,000 hours of supervised experience

Work under a licensed journeyman or master pipefitter. This takes approximately 4 years at full-time hours. Your employer is required to verify your hours when you apply for the journeyman exam.

3

Pass the journeyman licensing exam

The exam covers United Association (UA) Journeyman Card requirements and state-specific rules. Exam fee is $80. Most candidates study 4-8 weeks using a state-approved prep guide before sitting for the test.

4

Apply for your journeyman license

Submit your application to Maryland Board of Plumbing after passing the exam. License fee is $75. Processing typically takes 2-4 weeks. Your employer's verification of your hours is required at this stage.

5

Renew annual

Your Maryland license renews annual. Renewal fee is $75. Some states require continuing education at renewal. Always renew on time to avoid a lapse in licensure.

Fee summary

ItemFee
Apprentice registrationVaries (check board)
Journeyman exam$80
Journeyman license$75
License renewal (annual)$75
Fees change. Confirm current amounts directly with Maryland Board of Plumbing before applying. The figures above were verified in April 2026.
Maryland Board of Plumbing official site

Frequently asked questions

Can I transfer my pipefitter license from another state to Maryland?
Most states do not have formal reciprocity agreements. However, Maryland may consider out-of-state experience during your application review. Contact Maryland Board of Plumbing directly to discuss your situation before applying.
How long does it take to get a journeyman license in Maryland?
Minimum 4 years of full-time supervised work (8,000 hours), plus exam prep time (typically 4-8 weeks), plus Maryland Board of Plumbing processing time (2-4 weeks).
Can AI replace a licensed pipefitter?
Pipefitting involves high-pressure systems, confined spaces, and physical weld inspection. Licensed liability is personal. No automation path exists for this work. State licensing laws require a human licensee to be responsible for this work. That structural requirement protects this trade from automation.
What is the median salary for a pipefitter in Maryland?
The national median is $63,000/yr. Maryland salaries vary based on metropolitan area, union membership, and specialization. Master-level licenses and contractor status can significantly increase earnings.