The License That Unlocks a Six-Figure Career in Construction
The U.S. construction industry is a $2.1 trillion annual market, and at the center of every commercial, residential, and industrial project stands the general contractor --- the licensed professional responsible for managing the entire construction process from groundbreaking to certificate of occupancy. Without a licensed general contractor, a project cannot be legally permitted, built, or occupied in most states.
Why does this license matter beyond legal compliance? Because construction is the most litigated industry in America, and the general contractor bears ultimate responsibility for project quality, worker safety, building code compliance, contract performance, and financial management. A single structural failure, code violation, or worker injury can result in lawsuits, criminal charges, and financial ruin. The licensing exam exists to verify that you have the knowledge to manage these responsibilities competently.
The financial rewards are among the best in any trade. Construction managers earn a median salary of $104,900 per year (BLS, May 2024), with the top 25% earning over $136,640 and the top 10% earning over $182,010. Licensed general contractors who own their businesses regularly earn $150,000-$500,000+ depending on market size and project volume. Employment of construction managers is projected to grow 8% from 2024 to 2034, much faster than average, with about 43,800 openings per year. The combination of infrastructure investment, housing demand, and contractor retirement is creating exceptional opportunity for newly licensed general contractors.
This guide provides the most comprehensive general contractor exam preparation resource available: the exam format, a state-by-state directory of free practice tests, a domain-by-domain content breakdown, 10 sample questions with detailed answers, a structured study plan, and a comparison of free vs. paid resources.
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General Contractor Exam Format at a Glance
| Feature | Detail |
|---|---|
| Full name | General Contractor Licensing Examination (varies by state) |
| Regulated by | State contractor licensing boards, departments of professional regulation, or building departments |
| Primary reference codes | International Building Code (IBC), International Residential Code (IRC), OSHA 29 CFR 1926 |
| Format | Multiple-choice, proctored (typically open-book with code references allowed) |
| Questions | 80-200 questions depending on state (many states use 2 separate exams: trade + business/law) |
| Time limit | 3-8 hours depending on state and number of exams |
| Passing score | 70-75% (varies by state) |
| Cost | $100-$600 (varies by state; includes exam fees and application fees) |
| License classes | Building (General), Residential, Commercial, Specialty (varies by state) |
| Experience prerequisite | 2-7 years of documented construction management experience (varies by state) |
| Financial requirements | Surety bond ($5,000-$100,000+), liability insurance, workers' comp |
| Renewal | Annual to biennial; CE typically required (14-24 hours per cycle) |
Key point: Most states administer two separate exams: a technical/trade exam covering building codes, construction methods, and project management, and a business and law exam covering contracts, lien law, safety, insurance, and state-specific construction law. Both must be passed for licensure.
Free General Contractor Practice Tests by State
| State | Practice Test | Regulatory Agency | Key Detail |
|---|---|---|---|
| Alabama | AL General Contractor Practice | Alabama Licensing Board for General Contractors | State law + ICC exam |
| Alaska | AK General Contractor Practice | Alaska Dept. of Commerce, DCBPL | AS 08.18 contractor licensing |
| Arizona | AZ General Contractor Practice | Arizona Registrar of Contractors | ROC B-1 General Commercial, B-2 General Residential |
| Arkansas | AR General Contractor Practice | Arkansas Contractors Licensing Board | Ark. Code Ann. 17-25 |
| California | CA General Contractor Practice | California CSLB | B-General Building classification |
| Connecticut | CT General Contractor Practice | Connecticut DCP | CGS Section 20-417a to 20-430 |
| District of Columbia | DC General Contractor Practice | DC DCRA | 12 DCMR Chapter 15 |
| Florida | FL General Contractor Practice | Florida DBPR + CILB | Chapter 489 F.S. contractor licensing |
| Georgia | GA General Contractor Practice | Georgia Division of Licensing | O.C.G.A. Title 43, Chapter 41 |
| Hawaii | HI General Contractor Practice | Hawaii Dept. of Commerce and Consumer Affairs | B-General Building classification |
| Louisiana | LA General Contractor Practice | Louisiana State Licensing Board for Contractors | R.S. 37:2150-2192 |
| Maryland | MD General Contractor Practice | Maryland Home Improvement Commission | BR Title 8 |
| Massachusetts | MA General Contractor Practice | Massachusetts DCAMM + local | CSL requirements vary by municipality |
| Michigan | MI General Contractor Practice | Michigan LARA | MCL 339.2401-2412 |
| Minnesota | MN General Contractor Practice | Minnesota DLI | MN Stat. Chapter 326B |
| Mississippi | MS General Contractor Practice | Mississippi State Board of Contractors | Miss. Code Ann. 31-3-1 |
| Montana | MT General Contractor Practice | Montana Dept. of Labor and Industry | MCA 39-71 registration |
| Nebraska | NE General Contractor Practice | Nebraska DLR | Neb. Rev. Stat. 81-2101 |
| Nevada | NV General Contractor Practice | Nevada State Contractors Board | NRS Chapter 624 |
| New Jersey | NJ General Contractor Practice | New Jersey DCA | N.J.A.C. 13:45A-17 |
| New Mexico | NM General Contractor Practice | New Mexico CID | NMSA 60-13 |
| North Carolina | NC General Contractor Practice | North Carolina Licensing Board for General Contractors | GS Chapter 87 |
| North Dakota | ND General Contractor Practice | North Dakota Secretary of State | NDCC Chapter 43-07 |
| Oklahoma | OK General Contractor Practice | Oklahoma CIB | 59 O.S. Section 1000 |
| Oregon | OR General Contractor Practice | Oregon CCB | ORS Chapter 701 |
| Rhode Island | RI General Contractor Practice | Rhode Island Contractors Board | RIGL 5-65 |
| South Carolina | SC General Contractor Practice | South Carolina LLR Contractors Board | SC Code 40-11 |
| Tennessee | TN General Contractor Practice | Tennessee Board for Licensing Contractors | TCA 62-6-101 |
| Utah | UT General Contractor Practice | Utah DOPL | R156-55a General Building |
| Virginia | VA General Contractor Practice | Virginia DPOR Board for Contractors | 18 VAC 50 |
| Washington | WA General Contractor Practice | Washington L&I | RCW 18.27 contractor registration |
| West Virginia | WV General Contractor Practice | West Virginia Division of Labor | W. Va. Code 21-11 |
| Wisconsin | WI General Contractor Practice | Wisconsin DSPS | SPS 305 dwelling contractor |
Exam Content Breakdown: What the General Contractor Exam Tests
Domain 1: Building Codes and Construction Standards (25-30%)
This is typically the largest domain on the technical exam, covering the International Building Code (IBC) and International Residential Code (IRC).
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Occupancy classifications --- IBC groups: Assembly (A-1 through A-5), Business (B), Educational (E), Factory (F-1, F-2), High Hazard (H), Institutional (I), Mercantile (M), Residential (R-1 through R-4), Storage (S-1, S-2), Utility (U). Know how to determine occupancy based on building use and how mixed-use buildings are classified.
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Construction types --- Type I (fire-resistive), Type II (non-combustible), Type III (ordinary), Type IV (heavy timber), Type V (wood frame). Understanding structural fire resistance ratings, allowable building heights and areas, and how construction type limits building size.
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Means of egress --- Exit access, exits, and exit discharge. Occupant load calculations, exit width requirements, travel distance limitations, common path of egress travel, dead-end corridors, exit signs, and emergency lighting. Know how to calculate required exits for a given occupancy and how to determine maximum occupant load.
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Fire protection requirements --- When sprinklers are required, fire-rated assemblies, fire barriers, fire walls, fire partitions, shaft enclosures, and opening protectives. Understanding fire resistance ratings (1-hour, 2-hour, etc.) and how they apply to structural elements based on construction type.
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Accessibility (ADA/ICC A117.1) --- Accessible routes, ramp slopes (1:12 maximum), door widths (32" clear minimum), accessible restrooms, parking requirements, and reasonable accommodation. The ADA Standards for Accessible Design and ICC A117.1 are tested on virtually every exam.
Domain 2: Project Management and Scheduling (15-20%)
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Construction scheduling --- Critical Path Method (CPM), Gantt charts, milestone schedules, look-ahead schedules, and resource loading. Know how to identify the critical path, calculate float, and understand how delays on the critical path affect project completion.
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Project delivery methods --- Design-Bid-Build (traditional), Design-Build, Construction Manager at Risk (CM at Risk), and Integrated Project Delivery (IPD). Know the contractual relationships, risk allocation, and advantages/disadvantages of each method.
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Change order management --- Processing change orders: owner-directed changes, contractor-requested changes, unforeseen conditions, and value engineering. Documentation requirements, pricing methods (time and materials, lump sum, unit price), and dispute resolution.
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Submittals and RFIs --- Shop drawing review process, material submittals, Request for Information (RFI) procedures, and how delays in submittal processing affect the project schedule.
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Quality control --- Inspection procedures, testing requirements, punch list management, commissioning, and certificate of occupancy requirements.
Domain 3: Estimating and Cost Management (15-20%)
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Quantity takeoff --- Calculating quantities of materials from construction drawings: concrete (cubic yards), lumber (board feet), drywall (square feet), roofing, masonry, earthwork (cut and fill volumes), and reinforcing steel (tons).
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Cost estimating methods --- Conceptual (parametric) estimating, assemblies estimating, detailed (unit cost) estimating, and bid preparation. Understanding direct costs (labor, materials, equipment, subcontractors) vs. indirect costs (overhead, supervision, temporary facilities).
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Profit and overhead --- Calculating general conditions, home office overhead, project overhead, bonding costs, insurance costs, contingency, and profit margins. Understanding the difference between markup and margin.
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Bid procedures --- Invitation to bid, pre-bid conferences, bid bonds, addenda, substitution requests, bid day procedures, and post-bid negotiations. Know the legal implications of bid errors and withdrawal rights.
Domain 4: Safety and OSHA Regulations (10-15%)
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OSHA construction standards (29 CFR 1926) --- Scaffolding, fall protection (6-foot trigger height), excavation and trenching (sloping, shoring, shielding), electrical safety, crane and rigging, hazard communication (GHS), and personal protective equipment. Know the most commonly cited OSHA violations.
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Fall protection --- The leading cause of construction fatalities. 6-foot trigger height for general industry, fall protection methods (guardrails, safety nets, personal fall arrest systems), leading edge work, and hole covers. Know when each method is required.
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Excavation safety --- Soil classification (Type A, B, C), sloping requirements by soil type (3/4:1, 1:1, 1.5:1), benching, shoring systems, trench boxes, and competent person requirements. Excavations deeper than 5 feet in any soil other than stable rock require protective systems.
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Multi-employer workplace --- OSHA's multi-employer citation policy: creating, exposing, correcting, and controlling employers. As the general contractor, you may be cited for hazards created by subcontractors if you had the authority and ability to correct them.
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Hazard communication --- Safety Data Sheets (SDS), labeling requirements, employee training, and the GHS (Globally Harmonized System) for chemical classification. Every jobsite must have a written HazCom program.
Domain 5: Business Management, Contracts, and State Law (15-20%)
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Contract law --- AIA document series (A101, A201, A401), ConsensusDocs, owner-contractor agreements, subcontract agreements, contract provisions (indemnification, liquidated damages, retainage, warranty), and breach of contract remedies.
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Lien law --- Mechanic's lien rights and obligations specific to your state. Preliminary notice requirements (20-day notices, notice to owner), lien filing deadlines, lien release procedures, and stop-notice rights. Lien law varies dramatically by state and is one of the most heavily tested topics on the business exam.
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Insurance requirements --- Commercial general liability (CGL), workers' compensation, builder's risk, professional liability, umbrella/excess liability, and automobile insurance. Know the minimum coverage limits your state requires for contractor licensure.
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Bonding --- Bid bonds, performance bonds, payment bonds, license bonds, and maintenance bonds. Understanding the three-party relationship (principal, obligee, surety), bond amounts, and how to qualify for bonding.
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Financial management --- Work-in-progress (WIP) accounting, job costing, percentage of completion vs. completed contract accounting methods, cash flow projections, and financial statement analysis. Understanding the relationship between underbilling, overbilling, and project financial health.
10 General Contractor Sample Questions with Answers
Question 1: A two-story office building with 10,000 square feet per floor is classified as Group B occupancy and Type V-B construction. What is the maximum allowable building area per the IBC?
Answer: Under the IBC, a Group B (Business) occupancy with Type V-B construction has a basic allowable area of 9,000 square feet per floor (single-story, Table 503). With a second story, the IBC allows an area increase of up to 100% for a fully sprinklered building. Without sprinklers, the two-story building would be limited to 9,000 sq ft per floor. Since the proposed building is 10,000 sq ft per floor (20,000 total), it exceeds the allowable area for unsprinklered Type V-B and would require either an automatic sprinkler system (which provides area increases per Section 506.3), a construction type upgrade, or a code-compliant separation into multiple fire areas.
Question 2: An excavation is 8 feet deep in Type B soil. What are the OSHA requirements for worker protection?
Answer: For an 8-foot excavation in Type B soil, OSHA (29 CFR 1926 Subpart P) requires a protective system because the depth exceeds 5 feet. Options include: (1) sloping at a maximum angle of 1:1 (45 degrees) from horizontal --- for an 8-foot depth, the slope must extend 8 feet back from the edge; (2) benching at the maximum bench height of 4 feet for Type B soil; (3) shoring using timber, hydraulic, or mechanical systems designed for the soil type and depth; or (4) shielding using a trench box rated for the depth and soil loading. A competent person must inspect the excavation daily and after any rain event. Workers must have a means of egress (ladder, ramp, or stairway) within 25 feet of travel at all times.
Question 3: What is the maximum slope permitted for an ADA-compliant ramp?
Answer: Under the ADA Standards for Accessible Design and ICC A117.1, the maximum slope for an accessible ramp is 1:12 (one inch of rise for every 12 inches of horizontal run), or approximately 8.33%. Ramps with a rise greater than 6 inches or a length greater than 72 inches must have handrails on both sides at 34-38 inches above the ramp surface. The maximum rise for any single ramp run is 30 inches (requiring a minimum 30-foot horizontal run at 1:12). Level landings are required at the top and bottom of every ramp and at every change of direction, with a minimum dimension of 60 inches in the direction of travel.
Question 4: A subcontractor fails to provide fall protection for their workers at a height of 10 feet. As the general contractor, can OSHA cite you?
Answer: Yes. Under OSHA's multi-employer citation policy, the general contractor can be cited as a controlling employer --- an employer who has general supervisory authority over the worksite, including the authority to correct safety violations or require others to do so. Even though the subcontractor's workers are exposed to the hazard, you can be cited if you knew or should have known about the violation and had the ability to prevent or correct it through your supervisory role. The general contractor's responsibilities include: conducting regular safety inspections, enforcing jobsite safety rules, requiring subcontractors to comply with OSHA standards, and stopping work when imminent hazards are observed.
Question 5: A contractor submits a bid but discovers a $50,000 mathematical error after bid opening. Can the bid be withdrawn?
Answer: In most states, a contractor can withdraw a bid containing a material clerical or mathematical error if certain conditions are met: (1) the error was made in good faith (not an intentional underbid); (2) the error is material (significant enough to affect the bid outcome --- a $50,000 error is typically material); (3) notice of the error is given promptly to the bid-opening authority (before the bid is formally accepted or relied upon); (4) the contractor provides documentation of the error (original worksheets showing the calculation mistake). However, bid withdrawal rules vary by state and by whether the project is public or private. On public projects, the bid bond may be forfeited if the withdrawal does not comply with state procurement law. The contractor should consult legal counsel immediately.
Question 6: What is the Critical Path Method (CPM) and how does it affect construction scheduling?
Answer: The Critical Path Method is a scheduling technique that identifies the longest sequence of dependent activities from project start to project finish. This longest path is the "critical path," and its duration determines the minimum possible project duration. Activities on the critical path have zero float (total float = 0), meaning any delay to a critical path activity delays the entire project by the same amount. Activities not on the critical path have float --- the amount of time they can be delayed without affecting the project completion date. CPM is essential for: (1) determining realistic project duration; (2) identifying which activities must be prioritized; (3) evaluating the impact of delays and change orders; and (4) supporting time extension claims and delay analyses.
Question 7: A homeowner hires a general contractor but the contract does not specify a completion date. The contractor takes 18 months to complete a project that typically takes 8 months. Does the homeowner have legal recourse?
Answer: Yes. Even without a specific completion date, the law implies a duty to perform within a reasonable time. What constitutes reasonable depends on the scope of work, project complexity, weather conditions, and industry standards for similar projects. An 18-month timeline for an 8-month project is likely unreasonable. The homeowner may have claims for: (1) breach of contract (implied term of reasonable performance); (2) consequential damages (additional rent, storage costs, lost rental income); and (3) potentially license board complaints for unprofessional conduct. The contractor's best defense would be documented delays caused by owner changes, material shortages, permitting delays, or weather --- but without documentation, the homeowner's claim is strong.
Question 8: What is retainage, and what are the typical terms?
Answer: Retainage (also called retention) is a percentage of each progress payment that the owner withholds from the contractor until the project is substantially complete. The purpose is to ensure the contractor completes the project and corrects any deficiencies during the punch list phase. Typical retainage is 5-10% of each payment (10% is most common). Retainage is usually released in two stages: (1) half at substantial completion (when the building can be used for its intended purpose); and (2) the remainder at final completion (when all punch list items are corrected and final documentation is submitted). Many states have laws governing maximum retainage percentages, release timelines, and whether retainage must be held in an interest-bearing account.
Question 9: A building inspector rejects a framing inspection because hurricane clips are missing at the roof-to-wall connection. What code is being enforced?
Answer: The inspector is enforcing the International Residential Code (IRC) or International Building Code (IBC), specifically the provisions for wind-resistant construction. Hurricane clips (also called roof tie-downs, rafter-to-wall connectors, or Simpson Strong-Tie H-series connectors) provide a continuous load path from the roof structure through the walls to the foundation, resisting uplift forces from high winds. Requirements vary by wind speed zone and building code edition. In high-wind regions (design wind speed exceeding 115 mph), these connections are mandatory and must be installed per manufacturer specifications with the correct number and type of nails or screws. The contractor must install the required connectors and request a re-inspection before proceeding to the next phase.
Question 10: A subcontractor files a mechanic's lien on a residential property. The homeowner already paid the general contractor in full. Who is responsible?
Answer: This is one of the most common and contentious issues in construction law. The answer depends on your state's lien law: In most states, a subcontractor has the right to file a mechanic's lien against the property even if the homeowner paid the general contractor, provided the subcontractor followed the proper preliminary notice and lien filing procedures. The homeowner may be forced to pay twice unless they can recover from the general contractor. To protect against this scenario, homeowners should: (1) require lien waivers from all subcontractors and suppliers with each progress payment; (2) issue joint checks to the general contractor and subcontractors; or (3) verify that the general contractor has paid subcontractors before releasing each progress payment. The general contractor who diverted subcontractor payments may face license board discipline and criminal charges for misappropriation of construction funds.
How to Prepare: 5-Week General Contractor Exam Study Plan
Week 1: Building Codes --- IBC and IRC Fundamentals
- Obtain the current editions of the IBC and IRC and tab key sections (occupancy classification, construction types, means of egress, accessibility)
- Study IBC occupancy groups, construction types, and allowable heights/areas (Table 503)
- Review means of egress: occupant load calculations, exit widths, travel distances, and dead-end corridors
- Study ADA accessibility requirements: ramps, doors, restrooms, and parking
- Begin taking 25 practice questions daily on OpenExamPrep
Week 2: Construction Methods, Estimating, and Scheduling
- Study construction methods: foundations, framing, roofing, concrete, masonry, and finishes
- Practice quantity takeoff: calculating board feet, cubic yards, square footage, and reinforcing steel tonnage
- Review estimating methods: unit cost, assemblies, and conceptual estimating
- Study CPM scheduling: identifying the critical path, calculating float, and managing delays
- Increase to 40 practice questions daily
Week 3: OSHA Safety and Project Management
- Study OSHA 29 CFR 1926: fall protection, excavation, scaffolding, electrical, crane/rigging, and hazard communication
- Review the multi-employer citation policy and general contractor's safety obligations
- Study project delivery methods, change order management, submittal procedures, and quality control
- Review fire protection requirements, fire-rated assemblies, and sprinkler system triggers
- Take 50 practice questions daily
Week 4: Business Law, Contracts, and State Regulations
- Study your state's contractor licensing law, lien law, and construction industry regulations
- Review contract law: AIA documents, subcontract agreements, indemnification, liquidated damages, retainage, and warranty
- Study insurance and bonding requirements: CGL, workers' comp, bid bonds, performance bonds, payment bonds
- Review financial management: WIP accounting, job costing, and cash flow analysis
- Take 50 practice questions daily under timed, open-book conditions
Week 5: Full-Length Practice Exams and Final Review
- Take 2-3 full-length practice exams simulating both the trade exam and business/law exam conditions
- Review every missed question and trace it to the specific code section or state statute
- Re-study occupancy classifications, means of egress, OSHA excavation/fall protection, and lien law --- the highest-yield topics
- Practice navigating the IBC and IRC quickly --- speed of reference lookup is critical for timed exams
- Focus final two days on your weakest areas
- Schedule your exams for end of Week 5
7 Study Tips for the General Contractor Exam
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Tab your code books extensively --- Most exams are open-book, and the difference between passing and failing is how quickly you can find answers in the IBC, IRC, and OSHA standards. Use color-coded tabs for occupancy tables, construction type tables, egress calculations, and accessibility requirements.
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Know lien law for your state cold --- Mechanic's lien law is one of the most heavily tested topics on the business exam and varies dramatically between states. Memorize preliminary notice deadlines, lien filing deadlines, lien release procedures, and stop-notice rights for your specific state.
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Master OSHA excavation and fall protection --- These are the two most commonly cited OSHA violations in construction and appear on every contractor exam. Know the 6-foot fall protection trigger, soil types (A, B, C), sloping angles, and competent person requirements.
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Understand occupancy classifications --- Every building code question starts with determining the occupancy group. If you misclassify the building, every subsequent answer (height, area, egress, fire protection) will be wrong. Practice classifying buildings from real-world scenarios.
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Study contract law terminology --- Substantial completion, retainage, liquidated damages, indemnification, change orders, mechanic's liens, and breach of contract. These terms have specific legal meanings that differ from common usage, and the exam tests precise definitions.
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Practice math calculations --- Concrete volume, lumber quantities, occupant load, ramp slopes, excavation volumes, and cost estimating all require math. Practice until you can solve these quickly and accurately under time pressure.
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Focus on your state's specific construction law --- Every state has unique requirements for contractor licensing, lien filing, contract requirements, safety regulations, and code adoption. The business exam tests state-specific law, and generic knowledge will not be sufficient.
Free vs. Paid General Contractor Prep Resources
| Feature | OpenExamPrep (FREE) | Contractor Exam Prep ($200-500) | Nascla/ICC Exam Prep ($150-400) | Mometrix ($49-99) | Contractor Classes ($300-800) |
|---|---|---|---|---|---|
| Price | $0 | $200-500 | $150-400 | $49-99 | $300-800 |
| Question count | 3,300+ | 200-400 | 150-300 | 100-200 | 100-300 |
| State-specific | All 33 states | Select states | Select states | Limited | Your state only |
| AI tutor | Yes, built-in | No | No | No | Instructor-led |
| Explanations | Detailed for every Q | Yes | Yes | Yes | Yes |
| Updated for 2026 | Yes | Per code cycle | Per code cycle | Annually | Per code cycle |
| Signup required | No | Yes | Yes | Yes | Yes |
| Covers state law | Yes, by state | Select states | NASCLA states | General | Your state only |
| Code reference | Yes, with sections | Yes | Yes | Limited | Yes |
Why OpenExamPrep for General Contractor Exam Prep
- Completely free --- no signup, no credit card, no trial period that expires
- 3,300+ state-specific questions covering building codes, project management, estimating, safety, contracts, and state law
- All 33 licensed states covered --- find your exact state's practice test in the table above
- AI-powered tutor that explains code provisions, OSHA requirements, contract law, and state-specific regulations
- Updated for 2026 --- reflects the latest code adoptions, state licensing changes, and OSHA updates
- Instant access --- start practicing right now from any device
- Detailed explanations --- every question references the applicable code section, OSHA standard, or state statute