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Home > 50-State Directory > North Carolina > Radon Mitigation
NC Compliance Guide Verified for 2026/2027 Specialty Finishes & Remediation

North Carolina Radon Gas Testing & Sub-Slab Depressurization Contractor

Mandatory state licensing criteria, statutory bond thresholds, and general liability minimums enforced by the North Carolina Licensing Board for General Contractors (NCLBGC). Meet commercial bid prerequisites and obtain instant proof of insurance for active North Carolina projects.

Audited by Pasi Tapio Hakamaki • Editorial Review: September 2026 • Statutory Authority: North Carolina Licensing Board for General Contractors (NCLBGC)
Min General Liability
$1,000,000
Occurrence / $2,000,000 General Aggregate
Required State Bond
$175,000
From $2450/yr with preferred credit
Board Application Fee
$125 (Limited) / $175 (Unlimited)
Exam Provider: PSI Services
License Renewal
Annual
CE: 8 Hours (Annual continuing education required under NCLBGC)
✓
Primary Source Verified: 2026 Statutory Code Review
Requirements cross-referenced against the official North Carolina Licensing Board for General Contractors (NCLBGC) administrative code.
Official NC Board Portal → | Our Audit Methodology
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Target Jurisdiction
North Carolina (NC)
Trade Classification
Radon Gas Testing & Sub-Slab Depressurization Contractor
Estimated Annual Gross Revenue $350,000
$50k $1.5M $3M+
Estimated Statutory Costs Instant Certificate Available
General Liability (GL)
$1,000,000 Each Occurrence / $2,000,000 General Aggregate
$146/mo
~$1,750 / year
Contractor License Bond
North Carolina $175,000 Bond
$1,750/yr
1.0% (Tier 1 Preferred) on $175,000 bond
Workers' Comp Alert: In North Carolina: Mandatory for businesses with 3+ employees; commercial project owners require coverage for 1+ workers (N.C. Gen. Stat. § 97-2 & § 97-93).
Review Governing Statutory Citations Explore 50-State Licensing Directory →

*Estimates based on standard market rates for commercial artisan contractors. Exact quotes require underwriting review of prior loss history, specific endorsements, and payroll declarations.

Radon Gas Testing & Sub-Slab Depressurization Contractor Scope of Work & Legal Permitting Authority

Radon contractors drill suction pits into concrete foundation slabs, install PVC vent piping, and mount exterior inline fans venting radioactive gas.

Defined Authorized Scope of Construction:

Active sub-slab depressurization (ASD), crawlspace vapor barrier sealing, manometer pressure verification, and post-mitigation radon testing.

Permit Trigger in North Carolina: Penetrations through concrete foundation grade beams and roof decking
Minor Work Exemption Threshold: $40,000 total project cost (N.C.G.S. § 87-1 General Contractor threshold)

Mandatory Experience Prerequisites

NRPP or NRSB Radon Mitigation Specialist certification, continuous radon monitoring, and sub-slab suction pit core drilling

Required Insurance Policy Endorsements

Radioactive Gas Testing / Failure to Mitigate E&O Liability, Completed Operations

Governing Technical Code & Safety Standard
North Carolina General Statutes Chapter 87 (Licensing of Contractors)
EPA Renovation, Repair & Painting (RRP) Rule & OSHA 1910.1200 HazCom Standards
Testing & Compliance Benchmarks: NESHAP 10-day advance state abatement notification and NIOSH 7400 phase-contrast air clearance monitoring. Mandates negative-pressure HEPA containment enclosures, decontamination airlocks, and licensed hazardous manifest transport disposal.
Procedural Roadmap

How to Obtain a Radon Gas Testing & Sub-Slab Depressurization Contractor License in North Carolina

Official 4-step compliance path pursuant to North Carolina General Statutes Chapter 87 (Licensing of Contractors).

Official Board Rules →
1

Legal Entity & EIN Formation

North Carolina Business Entity Filing Statutes

Form your business entity (LLC, Corporation, or Sole Proprietorship) with the North Carolina Secretary of State and secure your Federal Employer Identification Number (FEIN). Ensure your registered business name precisely matches all state and municipal filings.

2

Designate Qualifying Individual (QI)

North Carolina Licensing Board for General Contractors (NCLBGC) Experience Verification Rules

Appoint a Qualifying Party, Primary Qualifying Agent, or Responsible Managing Employee (RME). The QI must verify NRPP or NRSB Radon Mitigation Specialist certification, continuous radon monitoring, and sub-slab suction pit core drilling and satisfy experience criteria governed under North Carolina General Statutes Chapter 87 (Licensing of Contractors).

3

Execute Statutory Bond & Insurance

North Carolina General Statutes Chapter 87 (Licensing of Contractors) Financial Responsibility Mandates

Secure the mandatory $175,000 contractor license bond executed by an admitted surety. File an official Certificate of Insurance (COI) maintaining at least $1,000,000 Each Occurrence / $2,000,000 General Aggregate Commercial General Liability, naming North Carolina Licensing Board for General Contractors (NCLBGC) as certificate holder.

4

Examination & Board License Issuance

PSI Services Candidate Information Bulletin (CIB)

Complete the North Carolina Business & Law examination along with the specific Radon Mitigation technical trade examination administered by PSI Services. Submit application fees ($125 (Limited) / $175 (Unlimited)) to receive official licensure and permit pull authorization.

Regulatory Authority: North Carolina Licensing Board for General Contractors (NCLBGC) (NC)
Official State Government Portal

Ready to file with the North Carolina Licensing Board for General Contractors (NCLBGC)?

Make sure your statutory $175,000 (and for LLC entities, your General Liability Certificate listing the state licensing board as certificate holder) are electronically active prior to submitting application fees.

Visit Official NC Board Portal Calculate Statutory Minimums →
Verified Statutory Guidance

North Carolina Radon Mitigation Compliance & Insurance FAQs

Direct answers on state licensing prerequisites, insurance thresholds, and surety bond regulations.

Is a state contractor license legally mandated for Radon Mitigation contractors in North Carolina?

Yes, executing commercial or residential radon mitigation contractor projects in North Carolina legally requires an active state contractor license issued by the North Carolina Licensing Board for General Contractors (NCLBGC) under North Carolina General Statutes Chapter 87 (Licensing of Contractors). Performing contracting services without official board credentials triggers immediate stop-work orders, statutory fines, and civil citations.

What technical codes govern radon mitigation contractor operations in North Carolina?

Radon Gas Testing & Sub-Slab Depressurization Contractor installations in North Carolina must strictly adhere to the EPA Renovation, Repair & Painting (RRP) Rule & OSHA 1910.1200 HazCom Standards. In addition, all completed work and materials must satisfy NESHAP 10-day advance state abatement notification and NIOSH 7400 phase-contrast air clearance monitoring to pass municipal building inspection.

What are the commercial general liability insurance minimums for Radon Mitigation contractors in North Carolina?

Radon Mitigation contractors in North Carolina typically must maintain a minimum of $1,000,000 Each Occurrence / $2,000,000 General Aggregate in commercial general liability insurance. Under North Carolina statutory rules and General Contractor (GC) bid standards, policies must cover bodily injury, property damage, and completed operations to secure jobsite clearance.

How much does the required North Carolina Radon Mitigation surety bond cost?

A North Carolina radon mitigation contractor license bond costs between $2450 and $3675 per year for contractors with standard credit, satisfying the statutory $175,000 bond requirement. High-risk credit profiles range from $4410 to $6125 annually. Premium rates are calculated as a percentage of the total bond penal sum.

Is workers' compensation insurance required for Radon Mitigation contractors in North Carolina?

Yes, proof of active workers' compensation insurance is required for construction employers in North Carolina. Under N.C. Gen. Stat. § 97-2 & § 97-93, coverage is mandatory for businesses with 3+ employees; commercial project owners require coverage for 1+ workers. General Contractors and municipal building inspectors mandate a Certificate of Insurance (COI) prior to jobsite access. Sole proprietors with 0 employees: Sole proprietors with 0 employees exempt under N.C.G.S. § 97-19; can submit Form 18 or signed GC affidavit of non-coverage.

Does North Carolina offer contractor license reciprocity for Radon Mitigation contractors?

Yes, North Carolina maintains formal reciprocal licensing agreements with FL, GA, LA, MS, SC, TN for qualified radon mitigation contractor applicants. Out-of-state contractors in good standing under equivalent statutory frameworks can apply to waive trade exams, though state law and business rules testing may still apply.

Primary Sources

Official Statutory Citations & Legal Authorities

Jurisdiction: North Carolina (NC)
Primary Licensing Authority
North Carolina Licensing Board for General Contractors (NCLBGC)
Official State Portal Link →
Enabling State Statute / Administrative Code
North Carolina General Statutes Chapter 87 (Licensing of Contractors)
Statutory authority for trade licensing & discipline
Mandatory License Bond Statute
$175,000 (Limited) to $1,000,000 (Unlimited) Bond in lieu of working capital
Continuous penal surety bond filing
Governing Technical Code & Testing Standards
EPA Renovation, Repair & Painting (RRP) Rule & OSHA 1910.1200 HazCom Standards
Testing Provider: PSI Services • NESHAP 10-day advance state abatement notification and NIOSH 7400 phase-contrast air clearance monitoring
PTH
Statutory Research Standards & Verification Desk

Audited by Pasi Tapio Hakamaki • Managing Editor

This compliance benchmark for North Carolina Radon Gas Testing & Sub-Slab Depressurization Contractors is audited against primary state legislative statutes (North Carolina General Statutes Chapter 87 (Licensing of Contractors)) and administrative rules published by the North Carolina Licensing Board for General Contractors (NCLBGC). TradeCertify maintains strict editorial independence. If you represent a regulatory body or note an erratum in statutory bond limits, please contact our research desk.

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Official Statutory Minimums
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