Browse Iowa Contractor Classifications
Exam prep for the Iowa Electrical Examining Board (DIAL).
Getting your Iowa contractor license? Contractor Pathway offers an original, exam-focused study guide and four full-length practice exams for every Iowa classification that requires a state board exam — currently 6 courses across Electrical, Plumbing and HVAC / Mechanical. Choose your classification below and study with 30-, 60-, or 90-day access at $99, $129, and $169.
Who licenses contractors in Iowa
These are the Iowa classifications we build exam prep for, each licensed by its responsible board:
| Trade area | Licensing authority | Exam basis |
|---|---|---|
| Electrical | Iowa Electrical Examining Board | National Electrical Code (NEC) |
| Plumbing | Iowa Plumbing and Mechanical Systems Board | Adopted plumbing & fuel-gas codes |
| HVAC / Mechanical | Iowa Plumbing and Mechanical Systems Board | Mechanical & fuel-gas codes, EPA 608 |
Always confirm the current code edition, experience requirements, fees, and passing score with the board and testing vendor before you schedule. Contractor Pathway is an independent exam-prep provider and is not affiliated with any Iowa board or testing vendor.
How to get licensed in Iowa
- Meet the experience requirement. Each classification requires documented on-the-job hours (and, for senior licenses, time as a licensed journeyman). A registered apprenticeship is a common path.
- Apply to the board for your trade, submit fees and proof of experience, and get approved to test.
- Pass the exam. Iowa trade exams are typically open book against the adopted code, with a passing score commonly around 70%. Speed at finding and applying the right code section is what separates passers from re-testers.
- Hold and renew the license on its cycle, including any continuing-education and code-update hours.
Choose your Iowa classification
Each course includes a comprehensive 5,000-plus-word study guide — worked calculations, code-section breakdowns, common exam traps, a glossary, and a 30/60/90-day study plan — plus four full-length practice exams matched to the topic weightings of the Iowa test.
Iowa contractor licensing — FAQ
Does Iowa license general contractors?
No. Iowa has no state general contractor license or exam – contractors doing $2,000 or more of work a year simply register with the Iowa Division of Labor. The skilled trades are licensed by examination.
Which Iowa trades require an exam?
Electrical work (through the Electrical Examining Board) and plumbing, HVAC, and mechanical work (through the Mechanical Systems Board) are licensed statewide and require exams.
Who handles licensing in Iowa?
The Iowa Department of Inspections, Appeals & Licensing (DIAL) oversees contractor registration and the trade boards. Confirm the current exam format and passing score with the relevant board.
Which Iowa licenses do you build courses for?
The exam-based trades – electrical, plumbing, and HVAC/mechanical. General contractors register rather than test.
How long should I study for the Iowa exam?
Most candidates do well on a 30-, 60-, or 90-day plan depending on experience, which is why we offer access at all three terms ($99 / $129 / $169). Each guide includes a day-by-day study plan.