California Contractor License Exam
California state-specific supplement covering CSLB licensing, business law, contracts, Cal/OSHA safety, and trade knowledge.
Content Areas
CSLB Licensing Requirements
B&P Code 7000-7191, license classifications, financial requirements, disciplinary actions.
153Q available · 20% weight
Business Organization & Employment
Business entities, employer obligations, Cal/OSHA vs federal OSHA, AB5 independent contractor.
140Q available · 20% weight
Contract Law & Consumer Protection
Home improvement contracts (B&P 7159), mechanics lien law, right to cancel, prompt payment.
139Q available · 20% weight
Cal/OSHA Safety
Cal/OSHA Title 8, IIPP, heat illness prevention, lead and asbestos, trenching.
141Q available · 20% weight
Trade Knowledge (General Building B)
California Building Code, seismic design, Title 24 energy efficiency, foundations.
148Q available · 20% weight
Practice Questions
CSLB Licensing Requirements
153QA Class C-10 electrical contractor has annual gross receipts of $3.2 million. What is the required bond amount under current California law?
mediumA home improvement contract for $8,500 requires a 3-day right to cancel notice. The contract is signed on Tuesday at 2 PM. When does the cancellation period expire?
mediumA homeowner discovers that an unlicensed contractor performed $25,000 worth of work on their property. Under B&P Code Section 7031, what remedy is available to the homeowner?
hardWhat is the most a surety will pay in total on wage and fringe benefit claims against a California contractor's license bond (other than a disciplinary bond)?
mediumWhat must a California building permit applicant file under B&P 7031.5?
hardCan a California handyman who advertises itself as a contractor use the minor-work exemption of B&P 7048?
hardWill CSLB publicly disclose a complaint that was resolved in the contractor's favor?
mediumWhich violation would result in mandatory license revocation under the Contractors State License Law?
mediumA Class B general building contractor wants to bid on a public works project valued at $3.2 million. What is the minimum license bond amount required?
hardA contractor receives a citation with a $2,000 civil penalty for failing to obtain permits. The contractor wants to contest it. Within how many days must they request a hearing?
mediumA contractor has 12 employees with a monthly payroll of $48,000. If workers' compensation insurance costs 2.5% of payroll, what is the monthly insurance cost?
easyA contractor employs 15 workers and reports quarterly payroll of $180,000. If exempt employees earn $45,000 of this total, what is the workers' compensation premium at a 2.8% rate?
hardA Home Improvement Salesperson's registration expires on what schedule, and what is the renewal period?
easyA contractor's qualifying individual becomes permanently disabled. How long does the contractor have to replace them before the license becomes invalid?
mediumA homeowner is damaged by a licensed contractor's violation of the Contractors State License Law. What fund does California provide to compensate them?
easyA contractor's surety bond is $25,000. If a claimant is awarded $18,000 and bond costs are $2,000, what amount remains available for future claims?
mediumAccording to B&P Code Section 7153, what is the maximum period a Home Improvement Salesperson registration remains valid?
easyAccording to B&P Code Section 7031, what happens to a contractor's right to payment if they perform work while unlicensed?
easyUnder B&P Code Section 7068.2, what happens to a contractor's license when the qualifying individual disassociates from the business?
hardAccording to B&P Code Section 7083, a contractor must notify the CSLB within how many days of a change in personnel listed on the license record?
mediumUnder the Contractors State License Law, what is the maximum criminal penalty a court may impose on a first conviction for contracting without a license?
hardAccording to the B&P Code, a contractor's license becomes invalid if the qualifying individual is disassociated for more than:
mediumCalculate the bond amount required for a Class A contractor whose largest single project in the past five years was $3.2 million.
easyUnder B&P Code Section 7044, what is the maximum amount a Class C contractor can contract for on a single project without additional licensing requirements?
hardWhat is the fundamental difference between Class A and Class B contractor licenses in California?
easyWhich scenario would require a Home Improvement Salesperson to register with CSLB?
easyWhich statement best describes the Home Improvement Salesperson (HIS) registration requirement?
mediumWho may be cited by CSLB when a public entity awards a contract to an unlicensed contractor after the registrar's warning?
easyABC Construction holds a Class B license with a $25,000 bond. They abandon a project causing $30,000 in damages. The property owner files a bond claim. What is the maximum recovery from the bond?
mediumA contractor employs 8 workers and has an annual payroll of $450,000. The workers' compensation insurance premium rate is 3.2% of payroll. What is the annual premium cost?
medium+ 123 more questions
Business Organization & Employment
140QA contractor employs 8 workers and pays total wages of $480,000 annually. If the Unemployment Insurance (UI) tax rate is 3.4% on the first $7,000 of each employee's wages, what is the total annual UI tax owed?
mediumUnder Cal/OSHA regulations, what is required when a construction site has a trench excavation deeper than 5 feet?
hardTo whom must a California public works contractor make certified payroll records available on request?
mediumIn what size type must the CSLB information statement appear in California home improvement contracts?
hardWho must be listed as personnel of record when a California corporation applies for a contractor license?
hardUnder how many business names may a California licensee conduct business for each license?
hardHow long does CSLB publicly disclose a citation after compliance, if no other discipline follows?
hardUnder the IRC adopted in California, what is the minimum thickness of a concrete floor slab on ground?
mediumDEF Construction employs 15 workers and wants to self-insure for workers' compensation. What is required under California law?
mediumUnder AB 5 (Assembly Bill 5), which factor is NOT part of the ABC test for determining independent contractor status in California?
mediumA general contractor is working on a public works project in Los Angeles County with a total contract value of $2,500. Are they required to pay prevailing wages?
mediumAn employee earning $75,000 annually in California has what amount subject to State Disability Insurance (SDI) withholding if the wage base is $153,164?
easyAn employer with quarterly wages of $125,000 must pay Employment Training Tax (ETT) to the EDD. If the ETT rate is 0.1% on the first $7,000 of each employee's wages and there are 10 employees, what is the quarterly ETT owed?
hardA contractor hired a tile installer who brings his own tools, works on multiple projects for different contractors, has his own business insurance, and invoices for completed work. However, the contractor directs the specific installation methods and daily schedule. Under AB5, this worker is most likely classified as:
hardA general contractor subcontracts electrical work to an LLC. The electrician works exclusively for this contractor, uses the contractor's materials, and follows the contractor's daily schedule. Under AB5, this relationship is likely:
hardA contractor working on a $3.5 million school construction project must pay prevailing wages. If the prevailing wage for laborers is $42.75 per hour plus $18.50 in benefits, what is the total hourly cost for 8 hours of laborer work?
easyA contractor working on a public school project in Los Angeles County must pay prevailing wages. Where would they find the current prevailing wage rates?
easyA freelance electrician works for multiple contractors, owns their tools, sets their own schedule, and operates under their own business license. However, they work primarily in electrical installation, which is part of the hiring contractor's core business. Under AB5, this worker is:
hardA public works project requires certified payroll records. The prevailing wage for an electrician is $52.75 per hour with $18.50 in fringe benefits. If an electrician works 8 hours, what is the total prevailing wage obligation?
mediumOn a prevailing wage project, a carpenter's regular rate is $28/hour, but the prevailing wage is $35/hour with $8/hour in benefits. What must the contractor pay if the carpenter already receives $6/hour in benefits?
hardWhich California code section primarily governs workers' compensation insurance requirements for construction contractors?
mediumUnder California prevailing wage law, which type of project is subject to prevailing wage requirements?
easyWhich scenario would most likely require workers' compensation coverage under California law?
easyXYZ Contracting hires a tile installer who works exclusively for them, uses company tools, follows company schedules, and receives training. Under AB5, this worker would most likely be classified as:
mediumA contractor's annual workers' compensation insurance premium is $24,000. The insurance company requires a 25% deposit. If the contractor pays monthly, what is the monthly payment amount?
mediumUnder California's AB5 law, which factor is NOT part of the ABC test for determining independent contractor status?
easyA contractor is working on a public works project with a prevailing wage requirement. If the general prevailing wage for a carpenter is $45.50 per hour and the worker works 50 hours in one week, what is the total prevailing wage owed including overtime?
mediumWhen a California mechanics lien notice is given by mail, which method is acceptable?
easyA contractor must withhold California Personal Income Tax (PIT) from employee wages. The employee earns $4,000 monthly and claims 2 allowances. Using the percentage method, if the withholding rate is 6.6%, what is the monthly PIT withholding?
easyCal/OSHA requires construction employers to provide safety training in which language(s)?
medium+ 110 more questions
Contract Law & Consumer Protection
139QA licensee's California license has expired. Within what time must it report a change in its address of record?
mediumA general contractor hires a subcontractor for $22,000. The general contractor receives payment from the owner but fails to pay the subcontractor within how many days, subjecting themselves to penalty interest?
mediumA California licensee voluntarily surrenders its license. What is required to get it back?
hardA California contractor fails in a material respect to finish a project for the contract price. Which section applies?
hardHow long must a California contractor keep records of its contracts, receipts and disbursements available for CSLB inspection?
hardA contractor receives a progress payment of $18,000 from a property owner on Monday. The contractor owes subcontractors $12,000 of this amount. By what day must the contractor pay the subcontractors?
mediumA contractor provides a written estimate for $3,200 in electrical repairs. The homeowner accepts and work begins immediately. During the project, additional problems are discovered requiring $800 more work. What is required under California law?
mediumBefore filing a mechanics lien, what document must be served on the property owner within how many days of first furnishing labor or materials?
easyA contractor's total bid for home improvements is $8,750. The contract includes $1,200 for materials and $7,550 for labor. Under B&P Code 7159, what is the maximum amount the contractor can demand as a down payment?
hardA homeowner cancels a $22,000 home improvement contract within the 3-day cancellation period. The contractor has already ordered $3,200 in custom materials that cannot be returned. How much can the contractor legally retain?
hardA swimming pool contractor's total contract price is $35,000. The contract specifies completion in 60 days with payments tied to completion milestones. What is the maximum initial payment the contractor can collect?
mediumA swimming pool contract for $28,000 is signed on Wednesday at the customer's home. The contract includes proper cancellation notices. If the customer wants to cancel, they must do so by when?
mediumA subcontractor completed work on March 15th and was not paid. The general contractor recorded a notice of completion on March 20th. What is the deadline for the subcontractor to file a mechanics lien?
hardA swimming pool contractor's contract includes a provision waiving the homeowner's right to cancel. This provision is:
easyUnder California Civil Code Section 8000 et seq., what is the deadline for a general contractor to file a mechanics lien on a private work project after completion of the work?
mediumWhich of the following statements about California home improvement contract requirements is correct?
mediumUnder the Contractors State License Law, a service and repair contract may not exceed what contract amount?
mediumWhich of the following contracts would be exempt from the written contract requirements under B&P Code 7159?
easyA California contractor walks off a job without legal excuse. Which section makes this a cause for discipline?
hardA preliminary notice for mechanics lien purposes must be served within how many days of first providing labor or materials?
easyAccording to B&P Code 7159, which of the following must be included in a home improvement contract for work over $500?
easyA service and repair contract for $2,800 in HVAC work is signed at the customer's home on a Tuesday. The work is scheduled for the following Monday. When does the 3-day cancellation period expire?
easyWillful violation of which law is specifically listed in B&P 7110 as a cause for discipline?
hardA subcontractor completed electrical work on January 10th but was not paid by the general contractor. The owner made final payment to the general contractor on February 20th. Under California prompt payment law, what is the latest date the general contractor must pay the subcontractor?
mediumWhen is a California lien-law notice given by mail deemed complete?
mediumUnder California law, which statement about home improvement contract cancellation is correct?
hardA contractor completes $25,000 of electrical work on March 15th. The property owner fails to pay. What is the deadline for the contractor to record a mechanics lien under California Civil Code?
mediumA homeowner wants to cancel a $15,000 roofing contract signed at their home. Under California law, how many days do they have to exercise their right to cancel?
mediumWhich of the following is NOT required to be included in a California home improvement contract under B&P 7159?
easyA general contractor hires a subcontractor who completes work on February 20th. The general contractor receives final payment from the owner on March 15th. Under California prompt payment law, by what date must the general contractor pay the subcontractor?
medium+ 109 more questions
Cal/OSHA Safety
141QHow must a Cal/OSHA asbestos regulated area be demarcated?
hardWhat is Cal/OSHA's excursion limit for asbestos?
hardUnder 8 CCR 1529, where must Class I, II and III asbestos work be conducted?
hardCalculate the required air changes per hour for a confined space with lead work under Cal/OSHA regulations. The space volume is 1,200 cubic feet and the exhaust fan moves 400 CFM. How many air changes per hour are being provided?
mediumHow many stairways must serve a California building under construction that is more than 3 stories or 36 feet high?
mediumA construction crew is working in 89°F temperature with high humidity. According to Cal/OSHA heat illness prevention requirements, what must be provided?
easyWhat is the maximum length of a single-cleat job-built ladder under California's Construction Safety Orders?
hardHow often must California construction supervisors hold toolbox or tailgate safety meetings with their crews?
hardA claimant willfully includes in its California lien materials it never furnished to the property. What happens?
hardWhen workers on a California project stand on beams or trusses more than 15 feet up and guardrails are impracticable, what is required?
easyFor what amount is a California mechanics lien a direct lien?
easyA construction project involves removal of lead-based paint from a bridge built in 1960. The 8-hour TWA exposure measurement shows 40 μg/m³. What action is required under Cal/OSHA?
hardA construction company's IIPP must be reviewed and updated according to Cal/OSHA requirements. What triggers a mandatory program review?
mediumA fall arrest system is installed on a California construction project. What is the maximum permitted free fall distance?
mediumA construction crew is working outdoors when the temperature reaches 102°F. Calculate the minimum amount of water that must be provided per employee for an 8-hour shift according to Cal/OSHA heat illness prevention standards.
mediumA contractor is performing Class I asbestos removal work. According to Cal/OSHA, what is the maximum permissible airborne concentration during the work?
mediumDuring excavation work, the competent person must inspect the trench daily. According to Cal/OSHA Title 8, Section 1541, when else must inspections occur?
easyUnder Cal/OSHA Title 8, Section 3203, which element is required to be included in every Injury and Illness Prevention Program (IIPP)?
easyCalculate the maximum allowable lead exposure for an 8-hour workday under Cal/OSHA regulations. If a worker is exposed to 35 μg/m³ for 6 hours and 45 μg/m³ for 2 hours, what is the time-weighted average exposure?
hardA trench excavation is 14 feet deep in Type A soil. The contractor wants to use sloping instead of shoring. What is the maximum horizontal distance required from the top edge to achieve proper sloping under Cal/OSHA standards?
hardA worker is performing tasks 15 feet above ground using a personal fall arrest system. Under Cal/OSHA regulations, what is the maximum allowed free fall distance before the system engages?
mediumUnder Cal/OSHA Title 8, Section 3203, which element is NOT required to be included in a written Injury and Illness Prevention Program (IIPP)?
easyYour crew is working on a residential roof replacement project when the temperature reaches 87°F. One worker complains of dizziness and nausea. What is your immediate responsibility under Cal/OSHA heat illness prevention requirements?
easyWhich of the following is a key difference between Cal/OSHA and federal OSHA fall protection requirements for construction?
hardAccording to Cal/OSHA Section 3203, who must be identified in writing as the person responsible for implementing the IIPP?
easyDuring summer months, what is the minimum amount of water that must be provided per employee per hour according to Cal/OSHA heat illness prevention requirements?
mediumFor a trench excavation 12 feet deep in Type B soil, what is the maximum allowable slope according to Cal/OSHA if sloping is used instead of shoring?
mediumAsbestos-related work must start immediately for an emergency abatement. What notice does 8 CCR 341.9 require?
mediumHow often must a California labor/management safety committee meet to be presumed compliant with IIPP communication rules?
easyAfter suing on a California stop payment notice, within what time must the claimant notify those who received the notice?
easy+ 111 more questions
Trade Knowledge (General Building B)
148QUnder the IRC adopted in California, what is the minimum clear width of a stairway above the permitted handrail height?
hardUnder the NEC, what is the minimum depth of working space in front of a 120/240-volt panelboard (Condition 1)?
easyUnder the IRC adopted in California, what is the maximum sill height of an emergency escape and rescue opening above the floor?
mediumUnder the IRC adopted in California, how far must end joints in the upper and lower top plates of a double top plate be offset?
easyUnder ACI 318, what is the maximum nominal size of coarse aggregate relative to the depth of a slab?
easyUnder the IRC adopted in California, what is the general minimum net free ventilating area for an enclosed attic?
hardWithin what time must a California employer file a report of an occupational injury requiring treatment beyond first aid?
hardWho is an 'employee' for California workers' compensation under Labor Code 3351?
hardA contractor discovers soft clay soil conditions during excavation for a single-family residence. The soil bearing capacity is 1,500 psf. What is the minimum footing width required for a load of 3,000 pounds per linear foot?
mediumA concrete column has a cross-sectional area of 144 square inches and is reinforced with 4-#8 bars. What is the steel reinforcement ratio?
mediumA building project requires compliance with Title 24's prescriptive requirements. The wall assembly has R-13 cavity insulation and R-5 continuous insulation. What is the total R-value of this wall system?
easyA foundation is being constructed on soil with an allowable bearing pressure of 2,000 psf. What is the minimum footing width required for a wall load of 4,500 pounds per linear foot?
mediumA wood frame shear wall is 20 feet long and must resist 8,000 pounds of lateral force. Using 15/32" structural sheathing with 8d nails at 6" o.c., what is the unit shear?
mediumAccording to CBC seismic provisions, what is the concept behind the 'strong column, weak beam' design philosophy?
mediumA drilled pier foundation extends 25 feet into clay soil with an allowable bearing capacity of 4,000 psf. If the pier diameter is 24 inches, what is the maximum allowable load on the pier considering end bearing only?
mediumWhat is the maximum deflection allowed for a floor joist with a 16-foot span under live load according to CBC?
easyWhat is the minimum bearing length required for a 2x10 floor joist bearing on a wood beam according to CBC?
easyUnder the IBC adopted in California, what is the minimum width of a stairway serving an occupant load of 50 or more?
hardWhat penalty applies to an initial intentional California minimum wage violation under Labor Code 1197.1?
hardUnder the IBC adopted in California, what is the minimum height of required guards in a commercial building?
hardA contractor is building a single-family residence with 2x10 floor joists spaced 16 inches on center spanning 14 feet. The building is located in Seismic Design Category D. What is the maximum allowable deflection under live load according to CBC?
mediumUnder the IRC adopted in California, how must the lot be graded away from the foundation?
easyUnder the IRC adopted in California, at what horizontal interval must fireblocking be installed in concealed wall spaces?
hardWho may not give a stop payment notice on a California public works project?
easyA sill plate rests on a concrete slab that is in direct contact with the ground. Under the IRC adopted in California, what must the sill be?
mediumGenerally, within what time must proceedings to collect California workers' compensation benefits begin?
mediumUnder the IRC adopted in California, glazing beside a door is a hazardous location requiring safety glazing when it is within what distance of the door edge and below what height?
easyUnder the NEC, what branch circuit must supply dwelling bathroom receptacles?
easyA building site has soil with a standard penetration test (SPT) N-value of 8. According to CBC, this soil is classified as which site class?
mediumWhat is the maximum allowable deflection for a floor joist with a 12-foot span under live load according to CBC?
medium+ 118 more questions
Other Exam Parts
About California Contractor License Exam
150
Scored Questions
4.0h
Time Limit
1.6m
Per Question
The California Contractor License Exam exam is administered by your state's testing provider. You must score at least 72% to pass this part. Reference-material rules vary by state — check your candidate information bulletin before exam day.
California state-specific supplement covering CSLB licensing, business law, contracts, Cal/OSHA safety, and trade knowledge.
What's Tested: 5 Content Areas
20%
CSLB Licensing Requirements
B&P Code 7000-7191, license classifications, financial requirements, disciplinary actions.
~30 questions on the exam
20%
Business Organization & Employment
Business entities, employer obligations, Cal/OSHA vs federal OSHA, AB5 independent contractor.
~30 questions on the exam
20%
Contract Law & Consumer Protection
Home improvement contracts (B&P 7159), mechanics lien law, right to cancel, prompt payment.
~30 questions on the exam
20%
Cal/OSHA Safety
Cal/OSHA Title 8, IIPP, heat illness prevention, lead and asbestos, trenching.
~30 questions on the exam
20%
Trade Knowledge (General Building B)
California Building Code, seismic design, Title 24 energy efficiency, foundations.
~30 questions on the exam
Prioritize by Weight
Focus on Licensing (20%) and Business (20%) first — they cover the most questions.
Tab Your References
With only 1.6 min/question, you need to find answers fast. Color-code tabs by content area.
Master the Math
Calculation questions (payroll, overhead, bidding) are common. Practice with our math calculator until the formulas are second nature.
Know Your Statutes
State-specific laws and regulations are heavily tested. Bookmark these sections in your reference books for quick lookup.
Simulate Exam Conditions
Take timed 150-question practice sessions to build stamina for the 4.0-hour exam.
Review Wrong Answers
Use the wrong book feature to revisit missed questions. Understanding why an answer is wrong is as important as knowing the right answer.
Frequently Asked Questions
How many questions are on the California Contractor License Exam exam?
The California Contractor License Exam exam contains 150 scored questions. You must answer them within 4.0 hours. The exam is administered by your state's testing provider and may be open or closed book depending on your state — check your candidate information bulletin.
What is the passing score for California?
You need a score of 72% or higher to pass the California Contractor License Exam exam. That means you must answer at least 108 out of 150 questions correctly.
Is the California exam open book?
It depends on your state. Check your candidate information bulletin for the current reference-material rules before exam day.
How long do I have to complete the California exam?
You have 4.0 hours (240 minutes) to complete all 150 questions. That averages to about 1.6 minutes per question.
Master California
Practice all 721 questions interactively with progress tracking and adaptive difficulty.
Start Free Practice