How to get a hvac contractor license in Missouri
Missouri hvac contractor licensing covers hours, prerequisites, exam path, fees, and renewal. Confirm current rules on the board source before you apply.
Verified on: 2026-09-14 · Board source
From the board
- ### rules of Department of Commerce and Insurance Division 2117—Office of Statewide Electrical Contractors Chapter 2—Licensure Requirements ## Title Page 20 CSR 2117-2.010 Application for License ...
- 3 20 CSR 2117-2.020 Approved Examinations ...
- 3 20 CSR 2117-2.030 Renewal of Licenses ...
- 4 20 CSR 2117-2.040 Voluntary Inactive License Status ...
- 4 20 CSR 2117-2.050 Reinstatement of License ...
- 4 20 CSR 2117-2.060 Military Training to Meet Requirements for Licensure ...
- Board page: Department of Commerce and Insurance
Requirements overview
- Missouri sets experience, education, and exam rules for hvac contractor applicants
- Documented OJT or apprenticeship hours are common for journeyman / technician paths
- Master and contractor tracks usually add experience, exams, and firm paperwork
- Confirm current hour totals, affidavits, and fees on the state board before you apply
Exam
- See the Missouri hvac exam guide for vendor, scheduling, and prep
- LicenseFlo helps with paperwork and reminders — we do not sit the exam
Renewals
- Most credentials renew on a fixed cycle with mandatory CE or training
- Roster watch → intake → assemble → sign → submit
Related: Exam · Renewal and CE
Have LicenseFlo do it
From $79 per event. Text once; we collect photos, assemble the packet, and send a one-tap signature.