Coverage Map & Exam Overview
Key Takeaways
- The exam is open-book, but only the exact editions on the current NASCLA Approved Reference List are allowed — tab and highlight them before test day.
- The blueprint splits between business/law/project-management topics and the construction trades sequenced like the IBC/CSI order.
- OSHA 1926 safety is heavily weighted and spans the whole exam; treat the safety chapter and reference as high-yield.
- Map each blueprint area to its chapter (see table) and tab your reference books to the same structure for fast look-up.
- NASCLA accreditation transfers across member states, but passing score, fees, and any state-specific module vary — confirm with your board and the PSI bulletin.
How to Use This Guide for the NASCLA Accredited Exam
The NASCLA Accredited Examination for Commercial General Building Contractors is a single national exam accepted in place of the state general-contractor trade exam in roughly 16 participating states (AL, AR, FL, GA, LA, MS, NC, NV, OR, SC, TN, US Virgin Islands, UT, VA, WV, and others as the Accredited Program grows). Passing once and joining the NASCLA National Examination Database lets you apply for licensure in multiple states without retaking the technical exam — though each state still controls its own business/law portion, fees, experience, and financial requirements.
Exam Format and Logistics
The exam is open book and administered by PSI at testing centers. You may bring tabbed, highlighted reference books from the official NASCLA reference list. Typical structure: about 115 scored questions, a time limit near 5.5 hours, and a passing score around 70%. Because it is open book, the test rewards speed of look-up more than memorization — you must know which book and which tab answers each question. Build your tabs around the chapter order in this guide so your reference set mirrors the blueprint domains below.
Blueprint-to-Chapter Map
Use this table to convert the published content outline into a study plan. Each row maps a NASCLA domain to the chapter that covers it and the primary reference standard you should tab.
| NASCLA Blueprint Domain | This Guide Chapter | Primary Reference / Standard |
|---|---|---|
| Business organization, licensing & law | Ch. 1 | State contractor law; entity & contract law |
| Financial management, tax & labor law | Ch. 2 | IRS Circular E; FLSA; DOL |
| Estimating, bidding & plan reading | Ch. 3 | CSI MasterFormat; BCSI takeoff |
| Project management & scheduling | Ch. 4 | AIA/ConsensusDocs; CPM |
| Construction safety (OSHA) | Ch. 5 | 29 CFR 1926 |
| General requirements & sitework | Ch. 6 | CSI Div. 01–02; geotech |
| Concrete | Ch. 7 | ACI 318 / ACI 301; ASTM C94 |
| Masonry | Ch. 8 | TMS 402/602; ASTM C270 |
| Metals & wood | Ch. 9 | AISC; AWS D1.1; NDS |
| Thermal & moisture protection | Ch. 10 | IBC Ch. 14–15; IECC R-values |
| Openings & finishes | Ch. 11 | IBC Ch. 8–9; ASTM |
| Mechanical, plumbing & electrical | Ch. 12 | IMC/IPC; NEC (NFPA 70) |
Trade-Exam Waiver Limits — Read This Carefully
The Accredited exam covers commercial general building work. It does not waive separate trade licenses such as electrical, plumbing, mechanical/HVAC, or fire-sprinkler, which most states still require to be held by a separately licensed specialty contractor. Chapter 12 (MEP) is therefore an overview for coordination and code awareness, not a substitute for the electrical or plumbing exams. Know this boundary: a common exam scenario asks who may legally perform a scope, and the correct answer routes specialty work to the appropriately licensed sub.
Recommended Study Sequence
Work the chapters in order — they build on one another. Domains 1–4 (business, finance, estimating, project management) are the highest-weighted, lowest-effort points because the answers are reasoning and definitions, not buried code tables; secure these first. OSHA (Ch. 5) is heavily weighted and very tab-able since nearly every answer lives in 29 CFR 1926 — practice finding subparts by letter. The trade chapters (6–12) are where open-book speed matters most; for each, memorize the triggers (a number, ratio, or threshold) and tab the table that holds the detail.
Open-Book Discipline and Trap Awareness
Three habits separate passers from failures. First, answer the reasoning questions from knowledge and reserve look-ups for numeric code values; flipping pages for every item burns the clock. Second, watch the qualifier words — EXCEPT, NOT, LEAST, FIRST, and minimum/maximum flip the correct answer and are the single most common reason strong candidates miss items.
Third, when a question gives units, convert before you compute (inches to feet, square feet to squares, cubic feet to cubic yards) — most numeric traps are unit-mismatch distractors, not arithmetic errors. Each chapter that follows flags its specific traps in a Common Exam Traps aid so you can drill them deliberately.
What Each Chapter Section Delivers
Every section in this guide opens with a markdown heading, develops the concept with the code or standard reference an examiner expects (subpart, ASTM number, ratio, or threshold), works at least one numeric or scenario example the way the test frames it, and closes with quiz questions whose explanations point back to the cited rule. Treat the quizzes as a self-check: if you cannot say why the wrong options are wrong, re-read the cited standard before moving on. This orientation page is the only section without a quiz — use it as your roadmap and return to the blueprint table whenever you lose the thread.