Contacts
Office of Public Safety and Inspections, Division of Occupational Licensure
Phone
Open Mon. - Fri., 8:45 am - 5:00 pm
Online
The Details of Apply for a Master Pipefitter License
What you need for Apply for a Master Pipefitter License
To complete an application, enter all required information and attach the following documents:
- A 2" x 2" photo to the application.
- Documentation from employer that you have held and used a Massachusetts Journeyman Pipefitters license for not less than 2,000 hours.
- Proper documentation, from an approved school that you have completed 100 hours of A.S.M.E. Code instruction.
- Proper documentation from an approved school that you have completed 100 hours of additional Pipefitter theory instruction.
Fees for Apply for a Master Pipefitter License
Active military members, their spouses & military veterans may qualify for fee-reduction benefits under the Valor Act. Checks or money orders should be made payable to the Commonwealth of Massachusetts. All money orders must be signed and dated.
| Name | Fee | Unit |
|---|---|---|
| Non-Refundable Application Fee | $100 | each |
How to apply Apply for a Master Pipefitter License
Online applications can be submitted through the My License portal.
Please mail your completed application, found below under Downloads, along with the application processing fee to:
Division of Occupational Licensure
Office of Public Safety and Inspections
1000 Washington Street Suite 710
Boston, MA 02118
ATTN: Master Pipefitter Application
Next steps for Apply for a Master Pipefitter License
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Get the Bureau's Approval to Take the Master Pipefitter Exam
Applicants will be notified by mail approximately four (4) to eight (8) weeks after receipt of application by the Office of Public Safety & Inspections (OPSI). Examinations are held as applications are received (first come, first served).
Take the Exam
You will receive in the mail a Notice to Appear at an examination site. After your exam, your scores will be available within a week's time on the OPSI website.
If you don't earn a passing score, you must reapply to take the exam.
Get your License
If you pass the examination, your license will arrive in the mail in approximately 2-3 weeks.
More info for Apply for a Master Pipefitter License
Important Information if you Employ or Plan to Employ an Apprentice
A Pipefitter Apprentice must be licensed with the OPSI, must hold a valid registration with the Division of Apprenticeship Standards, and must be employed by a Massachusetts Master Pipefitter for the duration of their apprenticeship. A Journeyman Pipefitter can supervise the work of the Pipefitter Apprentice, but the work hours will only be accepted while registered with the DAS, licensed with the OPSI, and under the employment of the Master Pipefitter. For more information see here.
Incomplete applications will not be scheduled for examination until all missing documentation is submitted.
Downloads for Apply for a Master Pipefitter License
Open PDF file, 170.28 KB, Master Pipefitter Application (English, PDF 170.28 KB)Contact for Apply for a Master Pipefitter License
Address
Phone
Main Phone Number Call Office of Public Safety and Inspections, Division of Occupational Licensure, Main Phone Number at (617) 727-3200Open Mon. - Fri., 8:45 am - 5:00 pm
Online
If looking for a status update on a license renewal, please put your full OPSI license number, including prefix, in the subject line. Email Office of Public Safety and Inspections, Division of Occupational Licensure at OPSI-info@mass.gov