South Carolina Contractor Licenses: Updated Requirements Guide

South Carolina regulates contractor licensing at the state level. Commercial construction, mechanical trades, and several life-safety specialties are overseen by the South Carolina Contractor’s Licensing Board, while residential builders and residential specialty trades are licensed by the South Carolina Residential Builders Commission. Additional safety and environmental specialties are regulated by other state agencies.

Successful applicants typically demonstrate verified experience, pass one or more PSI-administered exams, and show financial responsibility (financial statements or surety bonds) appropriate to their license group or scope. This guide spotlights several representative licenses and authorities for South Carolina; we update it periodically to keep pace with board procedures, exam formats, and administrative details.

Use the Quick Navigation below to jump to your trade. For each license, you’ll find the issuing authority, experience and exam expectations, fees, financial responsibility, and renewal cadence—plus links to exam prep designed around South Carolina’s reference lists and PSI exam blueprints.

Overview of South Carolina Contractor Licensing

The South Carolina Department of Labor, Licensing and Regulation (LLR) administers contractor licensing through multiple boards and offices. The South Carolina Contractor’s Licensing Board (CLB) regulates commercial general contractors and mechanical contractors (including electrical, plumbing, and HVAC classifications), as well as specialty areas such as burglar and fire alarm and fire sprinkler contractors. The South Carolina Residential Builders Commission licenses residential builders and residential specialty contractors for single-family homes and related residential work.

Environmental and conveyance specialties are handled by other state agencies. The South Carolina Department of Health and Environmental Control (DHEC) licenses well drillers/pump installers and oversees asbestos and lead abatement programs, while LLR’s Office of Elevators and Amusement Rides regulates elevator contractors and mechanics. PSI administers the vast majority of South Carolina contractor examinations, including the required Business Management and Law exams and associated trade exams.

Commercial work generally requires licensure when the project value exceeds a defined threshold, and license groups determine project limits via net worth/working capital or surety bond alternatives. Most licenses renew on a two-year cycle; general contractor licenses typically expire in even-numbered years and mechanical contractor licenses in odd-numbered years.

Primary Licensing Authority

Multiple Authorities – See research notes

🌐 https://llr.sc.gov
📞 (803) 896-4300

South Carolina Department of Labor, Licensing and Regulation
110 Centerview Dr, Columbia, SC 29210

Browse all South Carolina contractor license practice tests →

Electrician Licenses in South Carolina

South Carolina regulates electrical work with 4 license types.

Mechanical Contractor License with Electrical Classification

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years of work experience within the past 5 years in the requested electrical classification.
Age: 18 or older.
Exams: Business Management and Law for Commercial Contractors and the electrical trade exam (if required for the chosen subclassification); administered by PSI.

Exam Details

Name: South Carolina Business Management and Law for Commercial Contractors; Electrical Trade Exam (as required).
Format: Computer-based, multiple choice.
Questions/Time: Business exam 50 questions in 125 minutes; trade exam approximately 110 questions with up to 360 minutes, depending on classification.
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book using PSI-approved references (e.g., NEC and state law/business references).
Topics: Business law, contracts, safety, electrical theory, wiring methods, NEC application, grounding and bonding.
Scheduling: https://candidate.psiexams.com
Retakes: Allowed under PSI/Board policy.

Fees

Application/Initial License: $175 or $350 depending on months remaining in the two‑year license period (general/mechanical framework).
Examination: PSI fees per exam attempt (business and, if applicable, trade).
Renewal: Biennial; fee set by the CLB. Mechanical licenses expire in odd-numbered years.

Financial Responsibility / Insurance

Applicants must meet group financial responsibility via working capital/net worth or post a surety bond in an equivalent amount to the group limit. Liability insurance is common business practice though the CLB focuses on financial responsibility for licensure.

Renewal

Biennial renewal; no continuing education specified by the CLB for this license classification.

Exam Prep: PDF study guides typically with 1,500–2,500 questions, answer keys for every question, and reference locators pointing to exact NEC and law/code sections. Study offline at your own pace with immediate download and no time or use limits. Browse South Carolina contractor license practice tests and study material.

Residential Electrical Contractor License

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of Commission-approved residential electrical experience under the supervision of a licensee.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Electrical trade exam; administered by PSI.

Exam Details

Format: Computer-based, multiple choice.
Questions/Time: Business 50 questions in 125 minutes; trade 60 questions in 180 minutes.
Passing Score: Business 68%; trade 73.3%.
Allowed Materials: Open-book using PSI-approved residential electrical and business/law references.
Scheduling: https://candidate.psiexams.com
Retakes: Allowed per PSI/Commission policy.

Fees

Application: Approximately $135 (paid to the Commission before exam authorization).
Initial License: Approximately $220 after passing required exams.
Examination: PSI fees for business and trade exams.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

A surety bond is required for residential specialty classifications; the commonly used bond amount for residential specialty licensure is $10,000 in favor of the Residential Builders Commission.

Renewal

Biennial renewal; no continuing education requirement specified by the Commission for this classification.

Exam Prep: Comprehensive PDF practice packs include 1,500–2,500 questions, detailed answer keys, and pinpoint code locators for the residential electrical and business exams. Immediate download; study offline with no limits. Browse South Carolina contractor license practice tests and study material.

Burglar and Fire Alarm Contractor License

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years in the past 5 years in alarm installation or related low-voltage work.
Age: 18 or older.
Exams: Business Management and Law (commercial) and the Burglar/Fire Alarm trade exam; administered by PSI.

Exam Details

Format: Computer-based, multiple choice.
Questions/Time: Business 50 questions in 125 minutes; trade length per PSI bulletin.
Passing Score: Business 68%; trade approximately 70%.
Allowed Materials: Open-book with PSI-approved references (e.g., NEC low voltage, NFPA 72).
Topics: SC alarm contractor law, NFPA 72, installation standards, business practices.
Scheduling: https://candidate.psiexams.com
Retakes: Allowed per PSI/CLB policy.

Fees

Application/Initial License: $175 or $350 depending on time remaining in the two‑year cycle.
Examination: PSI fees per exam attempt.
Renewal: Biennial; fee set by the CLB.

Financial Responsibility / Insurance

Meet group financial requirements via financial statements or post an acceptable surety bond in the group amount. Mechanical/specialty thresholds are lower than for building classifications but still tied to the chosen group limit.

Renewal

Biennial renewal; no continuing education requirement specified by the CLB for this classification.

Exam Prep: PSI-aligned PDF study sets with 1,500–2,500 questions, full answer keys, and code locators (NEC/NFPA 72) to speed lookups. Immediate download; unlimited offline use. Browse South Carolina contractor license practice tests and study material.

Residential Specialty Contractor – Residential Electrical

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of residential electrical experience under a licensed contractor.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Electrical Specialty trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade 60 in 3 hours.
Passing Score: Business 68%; trade 73.3%.
Allowed Materials: Open-book with PSI-approved references.
Scheduling: https://candidate.psiexams.com
Retakes: Allowed through PSI with Commission approval; the business exam is required even when a trade waiver applies via reciprocity.

Fees

Application: Around $135 (per Commission forms).
Initial License: About $220 after exam passage.
Examination: PSI fees for both exams.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

$10,000 surety bond required for licensed residential specialty contractors.

Renewal

Biennial; no continuing education requirement specified by the Commission for this classification.

Exam Prep: Focused PDF practice covering residential electrical and business topics with 1,500–2,500 questions, complete answer keys, and reference locators. Immediate download; no time or use limits. Browse South Carolina contractor license practice tests and study material.

Need study materials for multiple electrical classifications? Browse South Carolina contractor license practice tests and study material.

Plumbing Licenses in South Carolina

South Carolina regulates plumbing work with 3 license types.

Mechanical Contractor License with Plumbing Classification

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years of commercial plumbing experience within the past 5 years in the requested classification.
Age: 18 or older.
Exams: Business Management and Law (commercial) and Plumbing trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade approximately 110 questions with up to 360 minutes.
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book with PSI-approved plumbing and code references.
Topics: Business law, IPC/IFGC topics as adopted, piping, fixtures, venting, safety.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: $175–$350 depending on the license period remaining.
Examination: PSI fees per exam attempt.
Renewal: Biennial; mechanical licenses expire in odd-numbered years.

Financial Responsibility / Insurance

Provide a qualifying financial statement meeting group thresholds or post a surety bond in the group amount. Typical mechanical thresholds range from Group 1 (e.g., $3,500 working capital or $7,000 net worth) up to Group 5 (e.g., $200,000 working capital or $300,000 net worth).

Renewal

Biennial renewal; no CLB continuing education requirement listed for this classification.

Exam Prep: PDF plumbing and law prep with 1,500–2,500 questions, detailed answer keys, and code section locators. Immediate download; unlimited offline use. Browse South Carolina contractor license practice tests and study material.

Residential Plumbing Contractor License

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of supervised residential plumbing experience under a licensed contractor.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Plumbing trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade 65 in 3 hours.
Passing Score: Business 68%; trade 67.7%.
Allowed Materials: Open-book with PSI-approved residential plumbing references.
Scheduling: https://candidate.psiexams.com

Fees

Application: Approximately $135 (prior to exam authorization).
Initial License: $220 after passing exams.
Examination: PSI fees for business and trade.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

$10,000 surety bond required for licensed residential specialty classifications including plumbing.

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Residential plumbing and business law PDF sets with 1,500–2,500 questions, answer keys, and code locators. Instant download; study offline with no limits. Browse South Carolina contractor license practice tests and study material.

Residential Specialty Contractor – Residential Plumbing

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: Minimum 1 year in residential plumbing under a licensed contractor.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Plumbing Specialty trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50; trade 65; each typically 3 hours or less per PSI outline.
Passing Score: Business 68%; trade 67.7%.
Allowed Materials: Open-book using the PSI-approved code list.
Scheduling: https://candidate.psiexams.com

Fees

Application: Around $135 prior to exam scheduling.
Initial License: Approximately $220 after passing required exams.
Examination: PSI fees per exam attempt.
Renewal: Biennial; Commission sets the fee.

Bond / Insurance

$10,000 surety bond required for residential specialty contractors.

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Trade- and law-focused PDFs with 1,500–2,500 questions, answer keys, and code locators to the exact sections you’ll use. Immediate download; unlimited offline study. Browse South Carolina contractor license practice tests and study material.

HVAC Licenses in South Carolina

South Carolina regulates HVAC contractors with 3 license types.

Mechanical Contractor License with Heating, Ventilation, Air Conditioning Classification

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years of commercial HVAC/mechanical experience within the past 5 years in the requested classification.
Age: 18 or older.
Exams: Business Management and Law (commercial) and HVAC mechanical trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade approximately 110 questions with up to 360 minutes.
Passing Score: Business 68%; trade about 70%.
Allowed Materials: Open-book using PSI-approved mechanical/HVAC references.
Topics: Systems design, ductwork, equipment sizing, code compliance, safety, business law.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: $175 or $350 depending on months left in the two‑year cycle.
Examination: PSI fees per attempt.
Renewal: Biennial; mechanical licenses expire in odd-numbered years.

Financial Responsibility / Insurance

Meet group financial thresholds via working capital/net worth or post a surety bond in the group limit (e.g., Group 1 at $3,500 working capital or $7,000 net worth; Group 5 at $200,000 working capital or $300,000 net worth).

Renewal

Biennial; no CLB continuing education requirement specified for this classification.

Exam Prep: PSI-style HVAC and business law PDFs with 1,500–2,500 questions, answer keys, and code locators. Instant download; study offline at your pace with no limits. Browse South Carolina contractor license practice tests and study material.

Residential HVAC Contractor License

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of residential HVAC experience under a licensee.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential HVAC trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade 80 in 240 minutes.
Passing Score: Business 68%; trade 65%.
Allowed Materials: Open-book with PSI-approved HVAC/code references.
Scheduling: https://candidate.psiexams.com

Fees

Application: Around $135 before exam authorization.
Initial License: $220 after passing required exams.
Examination: PSI exam fees per attempt.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

$10,000 surety bond required for residential specialty classifications including HVAC.

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Residential HVAC and law PDF practice with 1,500–2,500 questions, complete answer keys, and exact code references. Immediate download; offline, unlimited use. Browse South Carolina contractor license practice tests and study material.

Residential Specialty Contractor – Residential HVAC

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: Minimum 1 year of specialized residential HVAC experience under a licensed contractor.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential HVAC Specialty trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade 80 in 240 minutes.
Passing Score: Business 68%; trade 65%.
Allowed Materials: Open-book with PSI-approved HVAC and code books.
Scheduling: https://candidate.psiexams.com

Fees

Application: Approximately $135.
Initial License: $220 after exam passage.
Examination: PSI fees per attempt.
Renewal: Biennial; fee per Commission schedule.

Bond / Insurance

$10,000 surety bond required for residential specialty contractors.

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Targeted PDF sets for residential HVAC specialty and business law with 1,500–2,500 questions, answer keys, and code locators. Instant download; no time or use limits. Browse South Carolina contractor license practice tests and study material.

General Contractor Licenses in South Carolina

South Carolina general contractor licensing includes 4 types.

General Contractor License

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years of commercial construction experience in the requested classification within the last 5 years.
Age: 18 or older.
Exams: Business Management and Law (commercial) and a trade exam (e.g., Limited Building or Unlimited Building); administered by PSI.
License Groups: Group 1–5 with project limits tied to financial statements or surety bonds.

Exam Details

Questions/Time: Business 50 in 125 minutes; building trade approximately 110 questions in 360 minutes.
Passing Score: Business 68%; building trade 70%.
Allowed Materials: Open-book with PSI-approved references.
Topics: Bidding, contracts, lien law, OSHA/safety, building codes, sitework, structural, finishes.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: $175 (≤12 months remaining) or $350 (>12 months) for a two‑year license.
Examination: PSI fees per attempt (business and trade).
Renewal: Biennial; general contractor licenses typically expire in even-numbered years.

Financial Responsibility / Insurance

Meet group financial criteria or post a surety bond according to the selected group (e.g., Group 1 — $10,000 net worth or $20,000 bond; Group 5 — $250,000 net worth or $500,000 bond).

Renewal

Biennial; no CLB continuing education requirement specified for general contractor classifications.

Exam Prep: Building and business law PDFs with 1,500–2,500 questions, full answer keys, and code/page locators. Immediate download; offline and unlimited use. Browse South Carolina contractor license practice tests and study material.

Limited Building Contractor License

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years of building construction experience in the last 5 years within limited building scope.
Age: 18 or older.
Exams: Business Management and Law (commercial) and Limited Building trade exam; administered by PSI.
License Groups: Group 1–5 with limits based on financials or surety bond.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade about 110 in 360 minutes.
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book using PSI-approved references.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: $175 or $350 depending on months remaining in the two‑year cycle.
Examination: PSI fees per exam attempt.
Renewal: Biennial; fee set by the CLB.

Financial Responsibility / Insurance

Provide a qualifying financial statement for the chosen group or post a surety bond equal to the group limit.

Renewal

Biennial; no CLB continuing education requirement specified for this classification.

Exam Prep: Limited Building + business law PDFs with 1,500–2,500 questions, thorough answer keys, and reference locators. Download instantly and study offline without limits. Browse South Carolina contractor license practice tests and study material.

Unlimited Building Contractor License

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years in larger commercial/industrial building projects within the last 5 years.
Age: 18 or older.
Exams: Business Management and Law (commercial) and Unlimited Building trade exam; administered by PSI.
License Groups: Group 1–5; Group 5 provides the highest limits.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade about 110 in 360 minutes.
Passing Score: Business 68%; trade 70%.
Allowed Materials: Open-book with PSI-approved references.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: $175–$350 depending on months remaining in the two‑year period.
Examination: PSI fees (business and trade).
Renewal: Biennial; CLB sets renewal fee.

Financial Responsibility / Insurance

Meet Group 1–5 financial thresholds or post a surety bond; Group 5 allows unlimited job size and typically requires $250,000 net worth or a $500,000 surety bond.

Renewal

Biennial; no CLB continuing education requirement specified for this classification.

Exam Prep: Unlimited Building and business law PDFs featuring 1,500–2,500 questions, answer keys, and code/page locators to speed lookups. Instant download; unlimited offline study. Browse South Carolina contractor license practice tests and study material.

Residential Builder License

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of Commission-approved residential building experience under a licensed builder.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Builder trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade about 110 in 360 minutes.
Passing Score: Business 68%; trade 70%.
Allowed Materials: Open-book with PSI-approved references.
Scheduling: https://candidate.psiexams.com

Fees

Application: Typically $100–$135 (per Commission forms).
Initial License: Approximately $220 after exams are passed.
Examination: PSI fees for both exams.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

$15,000 surety bond required for residential builders (in favor of the Residential Builders Commission).

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Residential builder and business law PDFs with 1,500–2,500 questions, answer keys, and reference locators. Immediate download; offline and unlimited use to fit your study schedule. Browse South Carolina contractor license practice tests and study material.

Preparing for building, limited, or unlimited classifications? Browse South Carolina contractor license practice tests and study material to get code-focused coverage for both business and trade exams.

Roofing Licenses in South Carolina

South Carolina regulates roofing contractors with 2 license types.

General Contractor License with Roofing Classification (Commercial)

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years of commercial roofing experience within the last 5 years to qualify for roofing classification under a general contractor license.
Age: 18 or older.
Exams: Business Management and Law (commercial) and, depending on classification, a roofing-related trade exam or business exam only per the CLB classification list; administered by PSI.
License Groups: Group 1–5 with financial statement or surety bond requirements.

Exam Details

Questions/Time: Business 50 in 125 minutes; if a trade exam is required, it is typically 80–110 questions (duration up to 360 minutes).
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book using PSI-approved references.
Topics: Business law and, if applicable, roof systems, materials, flashings, waterproofing, safety.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: $175–$350 depending on months remaining in the two‑year cycle.
Examination: PSI fees.
Renewal: Biennial; renewal fees set by the CLB.

Financial Responsibility / Insurance

Meet general contractor financial responsibility via statement or surety bond based on Group 1–5 limits.

Renewal

Biennial; no CLB continuing education requirement specified for roofing classification.

Exam Prep: Business law and roofing trade PDFs (as applicable) with 1,500–2,500 questions, answer keys, and code/topic locators. Instant download; offline and unlimited use. Browse South Carolina contractor license practice tests and study material.

Residential Specialty Contractor – Residential Roofing

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of residential roofing experience under supervision of a licensee.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Roofing trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade exam length similar to other residential specialties (~60–80 questions; ~3 hours).
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book using PSI-approved roofing and code references.
Scheduling: https://candidate.psiexams.com

Fees

Application: Approximately $135 before exam authorization.
Initial License: $220 after exams are passed.
Examination: PSI fees per attempt.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

$10,000 surety bond required for residential specialty contractors, including roofing.

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Residential roofing and business law PDFs with 1,500–2,500 questions, full answer keys, and reference locators. Immediate download; offline with no use limits. Browse South Carolina contractor license practice tests and study material.

Specialty Trade Licenses in South Carolina

South Carolina regulates specialty trades with 8 license types.

Fire Sprinkler Contractor License

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Experience: At least 2 years within the last 5 years in fire sprinkler installation/design.
Age: 18 or older.
Exams: Business Management and Law (commercial) and Fire Sprinkler trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade length/duration per PSI bulletin.
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book with NFPA 13 and other PSI-listed references.
Scheduling: https://candidate.psiexams.com

Fees

Application/Initial License: Within the $175–$350 CLB fee framework.
Examination: PSI fees per exam attempt.
Renewal: Biennial; CLB sets renewal fee.

Financial Responsibility / Insurance

Meet group financial thresholds or post a surety bond equal to the group limit for the selected classification.

Renewal

Biennial; no CLB continuing education requirement specified for this classification.

Exam Prep: Fire sprinkler and law PDF sets with 1,500–2,500 questions, answer keys, and NFPA code locators. Immediate download; unlimited offline study time. Browse South Carolina contractor license practice tests and study material.

Construction Manager Registration

Regulatory Authority: South Carolina Contractor’s Licensing Board — https://llr.sc.gov/clb

Requirements

Registration standards include experience and financial responsibility per CLB rules.
No trade exam is required for registration; verify current criteria and documentation with the Board.

Fees

Application/Registration and Renewal: Set by the CLB on a biennial cycle.

Financial Responsibility / Insurance

Financial responsibility via statement or surety bond similar to other CLB licensees.

Renewal

Biennial registration renewal.

Contact the South Carolina Contractor’s Licensing Board to confirm fees, insurance minimums, experience documentation, and renewal details before applying.

Resources: If you also need Business Management and Law exam prep for other CLB classifications, use our PDF guides with 1,500–2,500 questions, answer keys, and code locators. Instant download; offline and unlimited use. Browse South Carolina contractor license practice tests and study material.

Well Driller License

Regulatory Authority: South Carolina Department of Health and Environmental Control (DHEC) — https://scdhec.gov

Requirements

Experience: Documented well drilling experience and references per DHEC standards.
Age: 18 or older.
Exam: South Carolina Well Driller Examination as specified by DHEC.

Exam Details

Format: Written examination per DHEC requirements.
Topics: Well construction standards, groundwater protection, state well regulations.

Fees & Renewal

Application/License/Renewal: Set by DHEC; renewal is periodic (often annual or biennial).

Insurance

General liability coverage is typically required; DHEC standards apply.

Contact DHEC to confirm fees, insurance minimums, experience documentation, and renewal details before applying.

Note: If you also pursue state Business & Law or mechanical trade exams, our PDF prep includes 1,500–2,500 questions, answer keys, and reference locators for those classifications. Immediate download; unlimited offline use. Browse South Carolina contractor license practice tests and study material.

Asbestos Abatement Contractor License

Regulatory Authority: South Carolina Department of Health and Environmental Control (DHEC) — https://scdhec.gov

Requirements

Training: Completion of accredited asbestos supervisor/contractor training.
Qualifications: Experience and competency criteria established by DHEC.
Exam: Written examination associated with accredited training and licensing.

Fees & Renewal

Licensing and project notification fees are set by DHEC.
Renewal is periodic; refresher training is required.

Insurance

Liability insurance appropriate for asbestos work, including pollution liability, as required by DHEC regulation.

Contact DHEC to confirm fees, insurance minimums, experience documentation, and renewal details before applying.

Resources: For additional Business & Law or building/mechanical classifications you may also hold, use our PDF practice libraries with 1,500–2,500 questions, answer keys, and code locators. Immediate download; no time or use limits. Browse South Carolina contractor license practice tests and study material.

Lead Abatement Contractor License

Regulatory Authority: South Carolina Department of Health and Environmental Control (DHEC) — https://scdhec.gov

Requirements

Training: Completion of accredited lead abatement supervisor/contractor training.
Qualifications: Experience and competency per DHEC program rules.
Exam: Written exam associated with accredited course/licensing.

Fees & Renewal

Licensing fees set by DHEC; renewal is periodic with required refresher training.

Insurance

General liability and pollution liability insurance appropriate for lead abatement, per DHEC regulation.

Contact DHEC to confirm current fees, insurance minimums, and renewal details before applying.

Resources: Balancing multiple licenses? Our South Carolina Business & Law PDFs deliver 1,500–2,500 questions, answer keys, and exact code references for quick lookups. Instant download; offline, unlimited use. Browse South Carolina contractor license practice tests and study material.

Elevator Contractor License

Regulatory Authority: South Carolina Office of Elevators and Amusement Rides (LLR) — https://llr.sc.gov/elev

Requirements

Experience: Meet LLR experience criteria and employ licensed elevator mechanics.
Exam: Elevator contractor examination or qualifying national certification per LLR requirements.

Fees & Renewal

Application, license, and renewal fees are set by the Office of Elevators and Amusement Rides; renewal is often annual.

Insurance

Liability insurance as required by LLR for elevator contractors.

Contact the Office of Elevators and Amusement Rides to confirm fees, insurance minimums, experience documentation, and renewal details before applying.

Resources: For additional South Carolina contractor exams (e.g., Business & Law), use our PDF libraries with 1,500–2,500 questions, answer keys, and reference locators. Immediate download; unlimited offline practice. Browse South Carolina contractor license practice tests and study material.

Residential Specialty Contractor – Residential Swimming Pools

Regulatory Authority: South Carolina Residential Builders Commission — https://llr.sc.gov/res

Requirements

Experience: At least 1 year of residential swimming pool construction experience under a licensee.
Age: 18 or older.
Exams: Residential Business Management and Law and Residential Swimming Pool trade exam; administered by PSI.

Exam Details

Questions/Time: Business 50 in 125 minutes; trade exam length similar to other specialties (~60–80 questions; ~3 hours).
Passing Score: Business 68%; trade around 70%.
Allowed Materials: Open-book with PSI-approved references.
Topics: Excavation, structure, plumbing, electrical bonding, safety barriers, business law topics.
Scheduling: https://candidate.psiexams.com

Fees

Application: Approximately $135 (Commission).
Initial License: $220 after passing exams.
Examination: PSI fees per attempt.
Renewal: Biennial; fee set by the Commission.

Bond / Insurance

$10,000 surety bond required for residential specialty contractors including swimming pools.

Renewal

Biennial; no Commission continuing education requirement specified for this classification.

Exam Prep: Residential pool and law PDFs with 1,500–2,500 questions, detailed answer keys, and exact code/standard locators. Instant download; unlimited offline study. Browse South Carolina contractor license practice tests and study material.

Business Management and Law Exam Requirement (All Contractor Classifications)

Regulatory Authority: South Carolina Contractor’s Licensing Board and South Carolina Residential Builders Commission — https://llr.sc.gov

Applies To

Most South Carolina contractor classifications (commercial and residential) require a Business Management and Law exam in addition to any trade exam. Experience minimums vary by trade: typically 2 years for commercial classifications and 1 year for residential classifications.

Exam Details

Name: South Carolina Business Management and Law for Commercial Contractors; South Carolina Residential Business Management and Law.
Format: Computer-based, multiple choice; 50 questions; 125 minutes.
Passing Score: 68% for both commercial and residential exams.
Allowed Materials: Open-book using PSI-approved business/law references.
Topics: Licensing law, bidding, contract administration, labor, safety, lien law, taxation, and financial management.
Scheduling: https://candidate.psiexams.com

Fees & Renewal

Examination: PSI fee per attempt (business exam).
Renewal: The business exam is generally not repeated at renewal unless the license lapses beyond board policy.

Exam Prep: South Carolina Business & Law PDF study guides with 1,500–2,500 questions, detailed answer keys, and reference locators mapped to PSI’s candidate bulletins. Immediate download; offline and unlimited use to master the statutes and business topics. Browse South Carolina contractor license practice tests and study material.

Looking for multiple specialties (sprinkler, pools, elevator, or environmental) plus Business & Law? Consolidate your prep here: Browse South Carolina contractor license practice tests and study material.

Application Process

Decide whether your scope is commercial (General/Mechanical through the Contractor’s Licensing Board) or residential (Residential Builder or Residential Specialty through the Residential Builders Commission).
Meet the experience minimums: 2 years within the last 5 years for CLB general/mechanical classifications; 1 year under a licensee for Residential Builders Commission classifications.
For commercial licenses, select your license group (Group 1–5) based on financial capacity and desired project size, and prepare the required financial statement or surety bond.
For CLB licenses, pass the required PSI exams (Business & Law and any trade exam) before submitting your license application to the Board.
For Residential Builders Commission licenses, submit your application and fee first; upon approval, schedule business and trade exams with PSI.
Gather documentation: completed application, proof of experience (affidavits/W‑2s/1099s/resumes/transcripts), identification, credit report, financial statements or original bond, and any background check documents required by your board.
After passing exams, submit any remaining license fees and your original surety bond to have the license issued.
Maintain your license: renew biennially and keep your financials or surety bond and any required insurance current. General contractor licenses typically expire in even-numbered years; mechanical contractor licenses in odd-numbered years.

Timeline: Plan for several weeks to a few months from start to license issuance, depending on PSI exam scheduling, preparation time, and board processing.

Reciprocity

Available States: Alabama, Georgia, Louisiana, Mississippi, North Carolina, Utah

For residential builders, the Commission may waive the technical portion of the exam if you hold a comparable license by examination from a qualifying state; the South Carolina residential business exam remains required. For certain residential specialties (electrical, HVAC, plumbing), waivers may apply if you hold a qualifying South Carolina mechanical contractor license by exam in that trade or have passed recognized municipal or out‑of‑state master exams; the South Carolina residential business exam is still required. For commercial classifications, limited reciprocity may exist; applicants must still meet South Carolina’s experience and financial responsibility requirements for their group and classification.

Frequently Asked Questions

How long does it take to get a contractor license in South Carolina?

Most applicants should plan on several weeks to a few months. The timeline depends on PSI exam scheduling, your study time, how quickly you assemble experience/financial documentation, and board processing.

Who administers South Carolina contractor exams?

PSI administers the Business Management and Law exams and most trade exams for South Carolina contractor licenses. Scheduling is handled at https://candidate.psiexams.com.

Can I transfer my out-of-state license?

South Carolina participates in reciprocity/exam waiver arrangements for certain classifications and states. Residential builders and some residential specialties may receive a trade exam waiver if qualifications are met, but the South Carolina Business & Law exam is still required. Commercial reciprocity is more limited; you must meet South Carolina’s experience and financial responsibility rules.

Do I need insurance or a bond?

Yes. Commercial classifications generally require financial responsibility proven by financial statements or a surety bond tied to the license group. Residential builders and residential specialty contractors must post a surety bond (e.g., $15,000 for residential builders; $10,000 for residential specialties). Environmental and elevator programs carry their own insurance requirements.

When do licenses renew?

Most licenses renew every two years. General contractor licenses typically expire in even-numbered years; mechanical contractor licenses in odd-numbered years. Residential licenses follow the Commission’s biennial cycle.

Do cities require anything else?

While contractor licensure is handled at the state level for the core trades covered here, many jurisdictions require local business licenses and building permits before work begins. Always coordinate with the local building department for permit procedures and inspections.

Where can I find practice tests for South Carolina exams?

Our South Carolina PDF study guides typically include 1,500–2,500 questions, answer keys for every item, and reference locators pointing to exact code sections. Materials are available for immediate download and can be used offline without time or use limits. Browse South Carolina contractor practice tests.

South Carolina · Practice tests

South Carolina contractor license practice tests

The South Carolina practice tests we publish today: comprehensive PDF guides, typically 1,500 to 2,500 questions each, with full answer keys and reference locators to the exact code sections. We add new tests regularly, so if your license isn’t listed here, contact us and we’ll build it.

Browse all South Carolina tests →

Related Official Resources

Official Sources for Further Details:

South Carolina Contractor’s Licensing Board – General Information
https://llr.sc.gov/clb/clb_general.aspx
Official Board Site | Accessed: 2026-05-28
South Carolina Contractor’s Licensing Board – Licensure Information
https://llr.sc.gov/clb/clb_licensure.aspx
Official Board Site | Accessed: 2026-05-28
South Carolina Contractor’s Licensing Board – Applications and Forms
https://llr.sc.gov/clb/clb_apps.aspx
Official Board Site | Accessed: 2026-05-28
South Carolina Contractor’s Licensing Board – Contact/License Lookup
https://verify.llronline.com/LicLookup/Contractors/Contractor.aspx?div=69
Official Board Site | Accessed: 2026-05-28
South Carolina LLR – Main Site
https://llr.sc.gov
Official Board Site | Accessed: 2026-05-28
PSI Exams – Candidate Scheduling Portal
https://candidate.psiexams.com
Exam Provider | Accessed: 2026-05-28
South Carolina Department of Health and Environmental Control (DHEC) – Main Site
https://scdhec.gov
Official State Agency Site | Accessed: 2026-05-28
South Carolina Office of Elevators and Amusement Rides – LLR
https://llr.sc.gov/elev
Official Board Site | Accessed: 2026-05-28

Important Disclaimer

Information Currency: This guide reflects licensing information as available in 2026. Licensing requirements are subject to change without notice. Always verify current requirements with official sources.

Official Source: For current information, contact South Carolina LLR:

Website: https://llr.sc.gov
Phone: (803) 896-4300

No Legal Advice: This guide provides general information only. Consult with the licensing board or a qualified professional for guidance specific to your situation.