9.1 NC Board Laws (NCGS 87-2), Administrative Rules (21 NCAC 50) & Disciplinary Actions

Key Takeaways

  • Plumbing contracting in North Carolina is governed by NCGS Chapter 87, Article 2 and Title 21 NCAC Chapter 50 under the seven-member State Board of Examiners of Plumbing, Heating & Fire Sprinkler Contractors.
  • The qualifying licensee must exercise general supervision under 21 NCAC 50 .0505 and be on duty at the business location for at least 1,500 hours annually under 21 NCAC 50 .0404; 21 NCAC 50 .0403(a) flatly prohibits letting anyone else use the licence.
  • Article 2 gives the Board power to reprimand, place on probation, suspend, or revoke a licence under NCGS 87-23, and to seek injunctive relief with attorney fees not exceeding $5,000 plus investigation costs under NCGS 87-25.1 — it does not authorise per-violation civil penalties.
  • Contracting without a valid licence is a Class 2 misdemeanor under NCGS 87-25, and North Carolina courts bar an unlicensed contractor from recovering in contract or quantum meruit.
Last updated: September 2026

9.1 NC Board Laws (NCGS 87-2), Administrative Rules (21 NCAC 50) & Disciplinary Actions

Quick Answer: Plumbing contracting in North Carolina is governed by the State Board of Examiners of Plumbing, Heating & Fire Sprinkler Contractors under NCGS Chapter 87, Article 2 and Title 21, Chapter 50 of the NC Administrative Code (21 NCAC 50). Every contracting business must operate under the general supervision of a qualifying licensee who is actively on duty at the business location. License "renting," lending, or letting anyone else use the licence is prohibited outright by 21 NCAC 50 .0403(a). Under NCGS § 87-23 the Board may reprimand, place on probation, suspend, or revoke a licence, with proceedings conducted under the Administrative Procedure Act (NCGS Chapter 150B); under NCGS § 87-25.1 it may seek an injunction, recovering attorney fees not exceeding $5,000 plus investigation costs. Unlicensed contracting is a Class 2 misdemeanor under NCGS § 87-25 and forfeits the right to sue for payment.


Statutory Framework: NCGS Chapter 87, Article 2 & 21 NCAC 50

The North Carolina General Assembly enacted NCGS Chapter 87, Article 2 to protect public health, safety, and sanitation from incompetent or unqualified plumbing, heating, and fire sprinkler contractors. Administration of that statute is delegated to the Board.

   ┌────────────────────────────────────────────────────────┐
   │  NC General Statutes Chapter 87, Article 2             │
   │  (Board, License Classes, Fees, Discipline, Penalties) │
   └──────────────────────────┬─────────────────────────────┘
                              │ Adopts & Enforces
                              ▼
   ┌────────────────────────────────────────────────────────┐
   │  Title 21, NC Administrative Code, Chapter 50          │
   │  (Applications, Passing Grade, Permits, Supervision,   │
   │   Multiple Licenses, Fees, Disciplinary Guidelines)    │
   └──────────────────────────┬─────────────────────────────┘
                              │ Regulates
                              ▼
   ┌────────────────────────────────────────────────────────┐
   │  Licensed Plumbing Contractors, Technicians & Firms    │
   │  (Class I all structures; Class II single-family only) │
   └────────────────────────────────────────────────────────┘

Primary Statutory Definitions & Authorities

  • Plumbing Contracting Defined (NCGS § 87-21): Engaging in the business of installing, maintaining, altering, or repairing plumbing fixtures, piping, sanitary and storm drainage, venting systems, water heating equipment, and potable water supply systems.
  • Two Classes of License (NCGS § 87-21(b)(1)): Class I covers all plumbing, heating, and fire sprinkler systems for all structures; Class II covers plumbing and heating systems in single-family detached residential dwellings.
  • Examination Subject Matter (NCGS § 87-21(b)(3)): The Board tests "technical and practical knowledge … concerning the analysis of plans and specifications, estimating costs, fundamentals of installation and design, codes, fire hazards, and related subjects." That statutory sentence is the closest thing North Carolina publishes to a content outline — treat it as the blueprint.
  • Board Composition (NCGS § 87-16): Seven members appointed by the Governor — a representative of an engineering school, a municipal inspector, an air conditioning contractor, a plumbing contractor, a heating contractor, a fire sprinkler contractor, and a public member.
  • Rulemaking Authority (NCGS § 87-18): The Board adopts the rules in 21 NCAC 50 governing applications, experience credit, the passing grade, permits and inspections, supervision, multiple licences, fees, and disciplinary procedure.

Qualifying Licensees & Supervisory Mandates

Every plumbing contracting business — sole proprietorship, partnership, LLC, or corporation — must be qualified by at least one active licensee whose licence authorises the entity's work.

1. General Supervision (21 NCAC 50 .0505 and .0406)

The qualifying licensee must exercise general supervision over all work falling within the qualification and meet the Board's standard of competence. Under .0406(a) the licensed contractor is responsible for all proposals, bids, contracts, supervision, code compliance, and for ensuring permits and inspections are obtained. Under G.S. 87-26(e), licensees who qualify a corporation, partnership, or trade name must exercise general supervision over contracts to completion.

2. The 1,500-Hour Active Employment Rule (21 NCAC 50 .0404)

Each business location, branch, or facility from which licensed work is solicited, proposed, negotiated, received, dispatched, or carried out must have on duty — the lesser of 1,500 hours annually or all hours during which those activities occur — at least one licensee in the required classification whose licence is listed in that firm's name at that location and who has authority to make, modify, terminate, and set contract terms. Evidence of compliance is a condition of renewal; falsification is fraud in obtaining a licence. If the qualifier is employed elsewhere, the firm may not perform licensed work during those committed hours.

3. Multiple Licences & Business Entities (21 NCAC 50 .0405, .0407)

  • A licensee may qualify only the business location from which the majority of his or her work is carried out, and may be listed on only one contractor licence at a time.
  • A firm licence is issued under G.S. 87-26 once an officer, general partner, or full-time employee empowered to act for the entity holds the licence and executes contracts in the entity's name.
  • Qualifier departure: if the licensee terminates the association with a corporation, partnership, governmental agency, educational institution, or trade-name business, both the firm and the licensee must notify the Board within 30 days on the Board's form (.0407(c)). The licensee may then reinstate the personal licence or move the qualification to another licensed entity on compliance with G.S. 87-26. Neither Article 2 nor 21 NCAC 50 grants a fixed replacement "grace period" — the firm simply cannot perform licensed work without a qualifier.
  • A person whose licence has been expired less than three years may be added to an active firm licence on written request, Board forms, and the .1102 fee.

Strict Prohibition: License Renting & Lending

+-------------------------------------------------------------------------+
|                   PROHIBITED PRACTICE: LICENSE RENTING                  |
|                                                                         |
|  [Unlicensed Operator]  <==== Pays Monthly Fee =====  [Licensed Plumber]|
|  (Pulls permits / runs        (NO general supervision  (Lends license # |
|   unsupervised crews)          NO active employment)    to entity)      |
|                                                                         |
|  CONSEQUENCES: Class 2 Misdemeanor (G.S. 87-25) + revocation or         |
|  suspension (G.S. 87-23) + injunction and fees (G.S. 87-25.1)           |
+-------------------------------------------------------------------------+
  • 21 NCAC 50 .0403(a): "A licensed contractor or technician shall not permit the use of his license by any other person." There is no de minimis exception.
  • 21 NCAC 50 .0402(b): A licensed contractor shall not allow a permit to be obtained, or the licence number to appear on a permit, except for work the licensee or the licensee's employees perform, over which the licensee or a properly licensed technician provides general supervision until completion, under an executed contract, and for which the licensee receives all contractual payments. That last clause is what defeats the "I'll just pull the permit for you" arrangement.
  • 21 NCAC 50 .0403(b): A contractor may not bid or contract work in a classification the licensee does not hold, and bidding without qualification while intending to subcontract the unauthorised work does not cure the violation.
  • 21 NCAC 50 .0403(c): A technician may not contract work on the strength of a technician licence.

Exam Trap: An unlicensed builder offers a licensed plumbing contractor $500 per house to "sign and pull plumbing permits" while the builder's own framing crew installs the DWV piping. That violates 21 NCAC 50 .0402(b) and .0403(a): the licensee does not employ the installers, does not supervise the work, and does not receive the contractual payments. The licensee faces suspension or revocation under G.S. 87-23, and the builder's unlicensed contracting is a Class 2 misdemeanor under G.S. 87-25.


Administrative Disciplinary Process & Sanctions

Disciplinary proceedings are carried out under the North Carolina Administrative Procedure Act (NCGS Chapter 150B), as G.S. 87-23(a) directs.

Disciplinary Process

  1. Written charges and investigation. Any person may prefer charges of fraud, deceit, gross negligence, incompetency, misconduct, or failure to comply with Article 2 or the Board's rules. All charges must be in writing and are investigated by the Board (G.S. 87-23(a)). The Board maintains a complaint-record system for each licensee under G.S. 87-23(c).
  2. Published guidelines. Under G.S. 87-23(b) the Board adopts and publishes guidelines governing suspension and revocation, so sanctions are measured against a published framework rather than ad hoc.
  3. Contested case hearing. Unresolved matters proceed as a contested case under Chapter 150B, with the right to counsel, cross-examination, subpoenas, and presentation of evidence.
  4. Final agency decision. The Board issues Findings of Fact, Conclusions of Law, and a Final Order, subject to judicial review under Chapter 150B.
Board Sanction / RemedyStatutory AuthorityDescription & Operational Impact
ReprimandNCGS § 87-23(a)Formal censure entered in the licensee's record; the licence remains active.
ProbationNCGS § 87-23(a)The licensee continues to operate subject to Board-imposed conditions and monitoring.
License SuspensionNCGS § 87-23(a)Contracting privileges are withdrawn for a stated period.
License RevocationNCGS § 87-23(a)The licence is cancelled; reissuance is governed by NCGS § 87-24.
Suspension or probation for rule violations21 NCAC 50 (disciplinary rules)Targeted at repeat violations of the permit, active-employment, and supervision rules.
Injunctive relief + feesNCGS § 87-25.1The Board may sue to enjoin unlicensed or unlawful practice and recover reasonable attorney fees not exceeding $5,000 plus the costs of investigation.
Criminal prosecutionNCGS § 87-25Violations of Article 2 are a Class 2 misdemeanor; bona fide employees of licensees are excepted.

Fact Check — No Per-Violation Civil Penalty. Article 2 does not give this Board authority to assess a dollar civil penalty per violation. Prep material that quotes a "$1,000 per violation" fine for the Plumbing, Heating and Fire Sprinkler Board is importing a different statute. The money remedies actually available are the G.S. 87-25.1 attorney-fee and investigation-cost award and criminal fines imposed by a court under G.S. 87-25.


Criminal Penalties & Unlicensed Contracting (NCGS § 87-25)

  • Class 2 Misdemeanor: Under NCGS § 87-25, any person, firm, or corporation that engages in plumbing contracting without a valid licence, or under a suspended or revoked licence, is guilty of a Class 2 misdemeanor. The statute expressly excepts bona fide employees of licensees, which is why 21 NCAC 50 .0512 (employees exempted from licensure) matters: an unlicensed worker on the licensee's payroll, under the licensee's control, for whom the licensee remains obligated to the owner, is not required to hold a licence.
  • Injunctive Relief (NCGS § 87-25.1): The Board may apply to the courts to restrain unlicensed practice and recover attorney fees not exceeding $5,000 plus investigation costs.
  • Forfeiture of Contract Rights: Under North Carolina case law (Brady v. Fulghum, 309 N.C. 580), an unlicensed contractor cannot maintain an action in contract or in quantum meruit to recover for labour and materials furnished. An unlicensed plumber who completes a $25,000 installation and is not paid recovers nothing.
Loading diagram...
North Carolina Board Disciplinary & Enforcement Procedure

Business Identification & Administrative Compliance Rules

1. License Number Display (21 NCAC 50 .0406(c))

The contractor licence number and the qualification of the firm must be displayed on firm contracts, proposals, permit applications, and telephone yellow-page advertising. This is the Board's display rule. There is no vehicle-lettering rule in 21 NCAC 50 — rule .0512 is Employees Exempted from Licensure, and the old License Display rule (.0401) was repealed in 1989. Individual municipalities may impose their own signage or local registration conditions, but those are not Board requirements and are not tested as Board rules.

2. Contract Assumption (21 NCAC 50 .0406(b))

A contract, and the supervision duty that goes with it, may be assumed by another licensed contractor only upon written notice to and approval by the property owner and the local inspection department. Walking off a job and handing the permit to a friend is not a lawful transfer.

3. Notification of Changes (21 NCAC 50 .0407(c), .0408(c))

  • Location, telephone, physical address, or mailing address change: notify the Board within 30 days of the change from what appears on the last renewal invoice.
  • Qualifier joining or leaving a firm: both the firm and the licensee notify the Board within 30 days on the Board's form.
  • Trade name change: requires written request and Board approval, and the prior licence certificate must be returned before the new one is issued.

4. Annual License Renewal — and No CE Requirement

  • All licences expire on the last day of December each year (G.S. 87-22). The annual licence fee is $150 for plumbing, heating, and fuel piping contractors, $75 for a second or subsequent qualifier on a firm licence, and $75 for technicians listed under a licensed contractor (21 NCAC 50 .1102).
  • An expired licence may be reinstated within three years upon written request and payment of the current fee, the fees for the unpaid prior years, and the G.S. 87-22 processing fee (21 NCAC 50 .0409). Beyond three years, re-examination is required under G.S. 87-22.
  • Continuing education is not required. The Board's CE rule, 21 NCAC 50 .1401, was repealed effective 31 December 2012, and the Board states that the mandatory CE requirement was eliminated on that date. The Board encourages voluntary education, but no CE hours are a condition of renewal.

5. Permits and Inspections Are a Licence Obligation (21 NCAC 50 .0402)

A licensed contractor must ensure a permit is obtained before commencing work requiring a Board licence, and must ensure a final inspection is requested within 10 days of the earlier of the system being made operational or placed in service. Failure to comply with the permit and inspection obligations is treated by the Board as evidence of incompetence or misconduct in the use of the licence.

Test Your Knowledge

Which remedy is actually available to the State Board of Examiners of Plumbing, Heating & Fire Sprinkler Contractors when it pursues an unlicensed person in court under NCGS Chapter 87, Article 2?

A
B
C
D
Test Your Knowledge

A qualifying licensee resigns from the corporation whose plumbing contractor licence is based on that qualification. What does 21 NCAC 50 require?

A
B
C
D
Test Your Knowledge

North Carolina plumbing firm Carolina Piping LLC operates a second branch office from which it solicits bids, negotiates contracts, and dispatches crews. What does 21 NCAC 50 .0404 require at that branch?

A
B
C
D
Test Your Knowledge

Which of the following business arrangements is unlawful under 21 NCAC 50 .0402(b) and .0403(a)?

A
B
C
D