License Minnesota

Unlicensed High Pressure Pipefitter (HPP) Registration

Minnesota Department of Labor and Industry (DLI)

Agency contact information:

Labor and Industry (DLI), Minnesota Department of
443 Lafayette Road N.
St. Paul, MN 55155
(651) 284-5005 | (800) 342-5354 | (651) 297-4198 (TTY)
Construction Codes and Licensing Division (CCLD)
Licensing and Certification Services
(651) 284-5031
Contact Info:


Minnesota Department of Labor & Industry

High-pressure piping

Business/Contractor License/Certificate Lookup

Lookup and locate: Online database to search for pressure vessels and print registration certificates

Check the status of a license/certificate/registration/bond

Online Payment Center

The Minnesota Department of Labor and Industry (DLI) oversees the state's apprenticeship, construction codes and licensing, occupational safety and health, wage and hour standards and workers' compensation programs and the Office of Combative Sports.


Minn. Stats. 326B.91




Unlicensed Individual -HPP Registration Application / Renewal

Application packets are available on the MN Dept. of Labor & Industry (DLI) website, High-pressure piping section at High-pressure piping.


Training and experience.


New registration HPP pipefitter - $19

Renew registration HPP pipefitter (not expired) - $19

Renew registration HPP pipefitter (expired) -$24

Reinstate registration HPP pipefitter (expired more than 12 months) - $24

e-Licensing surcharge is in effect

Licensing surcharge to be assessed

The Minnesota Legislature passed legislation requiring a 10% surcharge of no less than $5 and no more than $150 on each business, commercial, professional or occupational license. The funding from this surcharge will go to MN.IT Services (formerly Office of Enterprise Technology (OET)), which is establishing an electronic licensing system for the state. The surcharge will be in place through June 30, 2015. See Minn. Stat. § 16E.22.

Period of Issuance:

One year; registration expires on the last day of the month of the new registration.

Length of Determination Process:

Properly completed applications are processed in a timely manner. All required applicant information must be provided for the application to be processed.