- Domain Overview: How ICC Structures the AIPE Exam
- Domain 1: General Administrative and Scoping Provisions
- Domain 2: Building Blocks
- Domain 3: Accessibility Routes
- Domain 4: General Site and Building Elements
- Domain 5: Plumbing Elements and Facilities
- Domain 6: Communication Elements
- Special Rooms, Furnishings, Dwellings and Recreation (Domains 7-10)
- Which Codes and Standards Actually Get Tested
- Mapping the Domains to a Study Schedule
- Registration, Format, and Retake Mechanics
- FAQ
- The AIPE exam covers 10 domains built from ICC's official 2024 study-guide objectives.
- Exam format: 80 four-option multiple-choice questions, 150-minute limit, scaled passing score of 75.
- Prep should center on the 2024 IBC, 2024 IEBC, and ICC A117.1-2017 - confirm your version before studying.
- Exam access costs $320 and stays valid for 365 days from purchase; ICC lists no prerequisites.
Domain Overview: How ICC Structures the AIPE Exam
The Accessibility Inspector/Plans Examiner (AIPE) exam, administered by the International Code Council under exam ID 21, is not organized around chapters of a single code book. Instead, ICC's official study-guide objectives group the content into 10 functional domains that mirror how an inspector or plans examiner actually reviews a project - from scoping and administration down to recreational facilities. Understanding these 10 domains before you open a single reference book is the single most efficient thing you can do to prepare, because it tells you exactly what the 80 questions on the exam are drawn from.
This guide breaks down all 10 domains in plain language, ties each one to the specific 2024-cycle references you'll need, and shows where candidates typically underestimate the depth required. If you haven't already reviewed the exam's structure and eligibility rules, it's worth pairing this with our AIPE requirements overview and the passing score breakdown before you build a study plan.
Domain 1: General Administrative and Scoping Provisions
What This Domain Covers
Before any technical accessibility requirement applies, a candidate must know when it applies. This domain tests your ability to determine scoping: which occupancies, alteration types, and building elements trigger accessibility compliance, and how administrative provisions in the governing codes define exceptions.
- Applicability triggers for new construction versus alterations
- Scoping tables and how they interact across referenced standards
- Exceptions and how they are structured in code text
Questions here often present a short project scenario and ask which provision governs - a format that rewards familiarity with how scoping sections are laid out rather than rote memorization.
Domain 2: Building Blocks
What This Domain Covers
"Building blocks" refers to the foundational accessible design elements referenced repeatedly throughout the rest of the exam: clear floor space, turning space, reach ranges, and protruding objects. Mastering this domain early pays off because these concepts reappear inside nearly every other domain.
- Minimum clear floor and ground space dimensions
- Forward and side reach ranges
- Protruding object limits and detectable warning requirements
Domain 3: Accessibility Routes
What This Domain Covers
This domain examines accessible routes end to end: walking surfaces, ramps, curb ramps, elevators and platform lifts, and the exceptions that allow limited departures from a fully accessible path. Expect scenario questions describing a route with a slope, cross-slope, or change in level and asking whether it complies.
- Running slope and cross-slope limits for ramps and walking surfaces
- Vertical accessibility: elevators, lifts, and their exceptions
- Changes in level and edge protection requirements
Domain 4: General Site and Building Elements
What This Domain Covers
This domain moves outward from the route itself to the surrounding site and building elements: parking, passenger loading zones, signage, and operable parts like door hardware and controls.
- Accessible parking space counts, van spaces, and access aisles
- Signage requirements, including tactile and visual character provisions
- Operable parts: force limits and reach for hardware and controls
Domain 5: Plumbing Elements and Facilities
What This Domain Covers
Plumbing elements - toilet rooms, water closets, lavatories, urinals, bathing facilities, and drinking fountains - form one of the most heavily dimension-driven domains on the exam. Candidates need precise recall of clearances and mounting heights, not just general familiarity.
- Water closet clearances and grab bar placement
- Lavatory and sink clear floor space and mounting heights
- Bathtub and shower compartment configurations
Key Takeaway
Plumbing elements questions reward candidates who build their own quick-reference tables of clearances rather than relying on memory alone - this is a domain where a well-tabbed reference book earns its keep during the exam.
Domain 6: Communication Elements
What This Domain Covers
Communication elements cover how information is conveyed to occupants: audible and visible alarms, telephones, assistive listening systems, and signage that communicates through touch or sound rather than sight alone.
- Visible and audible alarm coordination requirements
- Assistive listening system scoping in assembly spaces
- Tactile signage character proportions and mounting
Special Rooms, Furnishings, Dwellings and Recreation (Domains 7-10)
The final four domains cover more specialized building types and elements. Because each one appears less frequently than the high-density domains above, candidates often shortchange them - a mistake, since the exam still draws questions from each.
Domain 7: Special Rooms and Spaces
Covers accessibility requirements for specific room types such as courtrooms, holding cells, exam rooms, and assembly seating areas - spaces with their own scoping rules beyond the general provisions.
- Assembly area dispersion and companion seating
- Medical care and exam room clearances
Domain 8: Built-in Furnishings and Equipment
Focuses on fixed elements like benches, dressing rooms, and built-in seating or tables, along with their required clear floor space and reach considerations.
- Fixed seating and table clearances
- Bench and dressing/fitting room requirements
Domain 9: Dwellings and Sleeping Units
Addresses accessible and Type A/Type B dwelling and sleeping unit requirements, including which units must comply and to what degree within multifamily and transient lodging occupancies.
- Accessible unit dispersion requirements
- Kitchen and bathroom accessibility within units
Domain 10: Recreational Facilities
Covers accessibility for swimming pools, play areas, exercise equipment, and other recreational facilities - a domain with unique scoping exceptions not found elsewhere in the code.
- Pool lift and sloped-entry requirements
- Play area accessible route and equipment scoping
Which Codes and Standards Actually Get Tested
ICC's January 12, 2026 availability list includes both the 2021 and 2024 versions of the AIPE exam. This matters enormously for how you prepare: practice questions and code citations must match the version you actually register for. This guide, along with the rest of our prep content, is built around the 2024 code cycle - specifically the 2024 International Building Code, the 2024 International Existing Building Code, and ICC A117.1-2017.
| Reference | Role in the Exam |
|---|---|
| 2024 International Building Code | Primary scoping source for new construction accessibility requirements |
| 2024 International Existing Building Code | Governs alterations, additions, and change-of-occupancy scoping |
| ICC A117.1-2017 | Technical dimensional standard referenced for the "how" behind each requirement |
For a full walkthrough of how to prepare within these references, see our companion piece, AIPE Study Guide 2026: How to Pass on Your First Attempt.
Mapping the Domains to a Study Schedule
Rather than studying domains in numeric order, it makes sense to schedule time based on how densely each domain is tested and how much cross-reference each requires. Building Blocks (Domain 2) underpins nearly everything else, so it belongs early. Accessibility Routes (Domain 3) and Plumbing Elements (Domain 5) are dimension-heavy and deserve dedicated weeks. The specialized domains (7-10) can be grouped together since they share a "specific occupancy, specific rule" structure.
Foundations
- Domain 1: General Administrative and Scoping Provisions
- Domain 2: Building Blocks
Routes and Site Elements
- Domain 3: Accessibility Routes
- Domain 4: General Site and Building Elements
Plumbing and Communication
- Domain 5: Plumbing Elements and Facilities
- Domain 6: Communication Elements
Specialized Occupancies and Full Review
- Domains 7-10: Special Rooms, Furnishings, Dwellings, Recreation
- Full-length timed practice under the 150-minute limit
If you're still deciding how difficult this domain load is relative to other credentials, our breakdown at How Hard Is the AIPE Exam? Complete Difficulty Guide 2026 walks through that comparison, and AIPE Pass Rate 2026: What the Data Shows covers what's publicly known about outcomes.
Registration, Format, and Retake Mechanics
A few mechanical details affect how you should approach domain prep:
- The exam is $320 and, once purchased, remains valid for 365 days - giving you a real window to study domain-by-domain rather than cramming.
- ICC states its certification exams have no prerequisites, so anyone can register regardless of current role, though most candidates come from inspection or plan review backgrounds.
- Testing runs through PRONTO, supporting both live remote proctoring and in-person testing at participating Meazure Learning test centers - choose whichever format lets you use your tabbed references most comfortably.
- Open-book prep must follow ICC's approved-reference rules: bound print references, permanent tabs, permitted annotations, and a basic nonprogrammable, nonprinting calculator.
- ICC's own online study guide costs $79 separately and includes shorter practice modules - useful as a supplement, but it is not the full certification exam itself.
For the full pricing picture, including renewal costs, see AIPE Certification Cost 2026: Complete Pricing Breakdown. Certification itself is valid for three years; under ICC's July 28, 2026 renewal bulletin, renewing one certification requires 1.5 CEUs (at least 0.8 Part 1 CEUs from ICC and/or Preferred Provider activities), with a fee of $105 for members or $130 for nonmembers.
Once you're comfortable with the domain breakdown, the most efficient next step is running full-length, timed practice sessions that mirror the real 80-question, 150-minute format - you can start that at our AIPE practice test platform. Reviewing missed questions by domain, rather than in the order they appear, will show you quickly whether your weak spots are in Accessibility Routes, Plumbing Elements, or one of the specialized occupancy domains.
Frequently Asked Questions
There are 10 domains, reproducing ICC's official 2024 study-guide content topics. ICC does not publish per-domain question counts, so treat every domain as fair game rather than assuming any single area is safe to skip.
ICC's January 12, 2026 availability list includes both 2021 and 2024 exam versions. This guide is built around the 2024 cycle - the 2024 IBC, 2024 IEBC, and ICC A117.1-2017 - so confirm your registered version matches before studying.
No. ICC states its certification exams have no prerequisites. Many candidates hold inspection or plan review roles, but eligibility itself is open. See our full AIPE requirements guide for more detail.
Passing requires a scaled score of 75, which is not the same as answering 75% of the 80 questions correctly. See AIPE Passing Score 2026 for a full explanation of how scaled scoring works.
Both options are available. The exam runs through PRONTO, which supports live remote proctoring as well as in-person testing at participating Meazure Learning test centers.