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
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 license, certification and registration fees effective July 1, 2015

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.