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State files updated Oct 27, 2026
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Minnesota Mechanical Contractor Bond

Minnesota has 2,555 active Mechanical Contractor Bond holders in the state file as of 2026-10-271, the 4th-largest of 10 classes with at least 200 holders. 206 of them expire by 2026-12-26.

Active holders
2,555
6.9% of active Minnesota licenses
Expiring by 2026-12-26
206
8.1% of holders

What does the Minnesota Mechanical Contractor Bond class require?

Mechanical contractor (gas piping, heating, ventilation, cooling, AC, fuel burning, refrigeration)2

Bond

$25,000 (Minn. Stat. 326B.197).2

Exam: check with Dept of Labor and Industry (DLI).

All Minnesota license requirements

How do you check a Mechanical Contractor Bond license?

Search by license number or business name on the Minnesota license lookup, which reads the same state file.

Sources

  1. MN DLI license/registration export (dli.mn.gov, 2026-10-27)
  2. Dept of Labor and Industry (DLI): classes (mn.gov)