Everything you need for the R3 Residential Plans Examiner exam — based on the 2024 International Residential Code® (IRC)
6-hour structured review covering Architectural and Life Safety, Structural, Site, and more — weighted to match R3 exam percentages
Timed 60-question simulation matching the R3 exam format with detailed answer explanations
Digital flip-cards for key terms, code sections, and references from the 2024 International Residential Code® (IRC)
Listen-and-learn audio covering high-yield R3 topics for studying on the go
Color-coded tab system for the 2024 International Residential Code® (IRC) — find answers fast during your open-book exam
Insert sheets with key tables, formulas, and values from the 2024 International Residential Code® (IRC) for blank code book pages
6-8 week structured program prioritized by R3 category weights — heaviest topics first
Intensive pre-exam review focusing on the highest-weighted R3 topics: Architectural and Life Safety, Structural, Site
Our study materials cover every category tested
Get a head start on your R3 Residential Plans Examiner exam preparation with this preview of our comprehensive study guide. Sign up for full access to all study materials.
Use this guide the day before or morning of your exam for focused, intensive review
This review is designed for your final prep session right before taking the R3 exam. It focuses on the highest-value topics and most commonly tested material from a plans examiner perspective - what must be shown on submitted plans.
KEY DIFFERENCE: You're reviewing PLANS, not inspecting construction. Think about what needs to be documented on drawings for permit approval.
Recommended Schedule:
Materials needed:
Focus Your Energy Where It Counts:
| Category | % | Questions | Priority |
|---|---|---|---|
| Structural | 25% | 15 | HIGHEST |
| Architectural & Life Safety | 25% | 15 | HIGHEST |
| Site | 10% | 6 | Medium |
| Mechanical | 10% | 6 | Medium |
| Plumbing | 10% | 6 | Medium |
| Electrical | 10% | 6 | Medium |
| Energy Efficiency | 5% | 3 | Lower |
| Administrative | 5% | 3 | Lower |
Master the first two categories (50% of exam = 30 questions) and you're halfway to passing.
Structural is 25% of your exam - tied for the highest category with 15 out of 60 questions. As a plans examiner, you're verifying that structural plans show adequate footings, foundations, spans, headers, and lateral bracing.
You're checking that plans show:
Tab these NOW if you haven't:
As plans examiner, verify plans indicate design criteria used.
Live Loads (Table R301.5):
| Occupancy | Live Load (psf) |
|---|---|
| Sleeping rooms | 30 |
| All other habitable rooms | 40 |
| Decks | 40 |
| Stairs | 40 |
| Balconies (exterior) | 60 |
Dead Loads:
Snow Load:
Wind Speed:
Seismic Design Category:
Common Test Questions:
Plans Examiner Check:
☐ Design loads noted on structural plans or calculations
☐ Snow load matches jurisdiction
☐ Wind speed matches jurisdiction
☐ Seismic design category noted (if applicable)
Plans must show footing width, thickness, depth, and materials.
Footing Width Based on Soil Bearing Capacity (Table R403.1):
MEMORIZE THIS TABLE:
Studying for similar exams? These certifications share content with the R3 exam.
Created by Levi Mittag — a Certified Building Official, Field Inspection Supervisor, and Lean Six Sigma Black Belt with 19 ICC certifications and 26 years in the building industry.
7 days free, then $12/mo. All 27 exams included. No credit card required.
Not just practice questions — a complete study system with audio, tabbing, and strategy.
Built by an active supervisor who uses these methods to train his own inspection team.