Trade certification · Arboriculture
ISA Certified Arborist Utility Specialist — Practice Exam
The ISA Certified Arborist Utility Specialist exam: electrical knowledge, utility pruning, integrated vegetation management, program management and customer relations, weighted like the outline that applies from 14 December 2026.
Questions last checked against the official sources on October 11, 2026.
The real exam at a glance
- Questions
- 115 multiple choice (100 scored)
- Time
- 2 hours
- Pass mark
- 75% (70% from 14 Dec 2026)
- Eligibility
- ISA Certified Arborist plus 2,000 hours of utility vegetation work in the past 2 years, or an alternative route
What you'll practise
Try a question
When should elms and oaks be pruned in areas with Dutch elm disease or oak wilt?
- In the dormant season, usually late fall and winter
- In midsummer
- In spring, when wounds close fastest and the beetles are not yet active
Show the answer
A. In the dormant season, usually late fall and winter — Fresh wounds attract beetles that spread the fungi.
Sample questions by topic (in English)
- Electrical knowledge
- Electrical utility pruning
- Program management
- Integrated vegetation management
- Customer relations
Ask the examiner
Ask about this exam: why an answer is wrong, a grammar point, or “quiz me on …”.
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Questions about the ISA Utility Specialist
Is this the official ISA Utility Specialist?
No. Semplr is independent and not affiliated with the exam body. We write every question ourselves, in the official format and at the official level.
What is the real ISA Utility Specialist like?
Questions: 115 multiple choice (100 scored). Time: 2 hours. Pass mark: 75% (70% from 14 Dec 2026). Eligibility: ISA Certified Arborist plus 2,000 hours of utility vegetation work in the past 2 years, or an alternative route.
How is my practice marked?
Instantly. You see your score against the pass mark, and an explanation for every question — including the ones you got right.
Can I take it on my phone?
Yes. The whole mock exam works on a phone, and your progress is saved in your browser.
Ready for a full run?
One sitting, real timing, then your score against the pass mark.
Start the free mock exam