California Bus. & Prof. Code § 7122 Licensed Prime Contractor + Unlicensed C-10 Electrical Subcontractor Attorney Fee Petition Mechanics: Tyler Odyssey Civil Complaint Date as Primary Welch Anchor, CSLB License Check as Secondary Anchor (THE ONLY § 7122 Licensed-Prime/Unlicensed-Sub Page in This Series — ONLY Page With NFPA 70 NEC 2023 Advisory [THE ONLY PAGE in the Fee-Petition-Mechanics Series With an NFPA 70 NEC 2023 Advisory — PURE KETCHUM] and IEEE C2 NESC Advisory; AHJ Electrical Permit CEC as Second Institutional Anchor; Kitchen Circuit AFCI Fire / Pool Bonding Grid Absent ESD Drowning / Service Drop Clearance Electrocution Three-Track Harm; Bus. & Prof. Code § 7031(b) Disgorgement), CLRA § 1780 Mandatory Attorney Fees
California Business and Professions Code § 7122 requires that a licensed general building contractor (B license) or specialty contractor who subcontracts work may only subcontract that work to another licensed contractor holding the appropriate classification. A licensed prime contractor who subcontracts electrical work — branch circuit installation, service entrance work, panel upgrades, low-voltage power circuits — to an unlicensed C-10 Electrical Contractor (or to a person holding only a C-10 without the required valid license) violates § 7122. The licensed prime contractor is exposed to disciplinary action, and the property owner holds a § 7031(b) disgorgement claim against both the prime (who used an unlicensed sub) and the unlicensed subcontractor (who performed work without a license). The C-10 electrical subcontractor scenario is the highest-stakes instance of the § 7122 licensed-prime/unlicensed-sub pattern: electrical defects from unlicensed work kill people. § 7122 claims intersect NFPA 70 National Electrical Code 2023 (private National Fire Protection Association standard) for AFCI circuit protection, pool bonding grid, and service entrance clearance requirements, IEEE C2 National Electrical Safety Code (NESC) (private IEEE standard) for service drop conductor clearances and overhead line safety, and AHJ electrical permit records (California Electrical Code — CEC Title 24 Part 3) as the second institutional anchor. THREE UNIQUE DISTINCTIONS: (1) THE ONLY Bus. & Prof. Code § 7122 licensed-prime/unlicensed-subcontractor page in the fee-petition-mechanics series; (2) THE ONLY PAGE IN THE FEE-PETITION-MECHANICS SERIES with NFPA 70 NEC 2023 ADVISORY + IEEE C2 NESC ADVISORY — two distinct private electrical standards body advisory frameworks on one page; (3) THE ONLY page with KITCHEN CIRCUIT AFCI FIRE / POOL BONDING GRID ABSENT ESD DROWNING / SERVICE DROP CLEARANCE ELECTROCUTION three-track harm. Total billing gap: 13.25 hrs = $3,975–$6,625/yr.
TL;DR
Bus. & Prof. Code § 7122 requires licensed primes to subcontract only to licensed contractors; a licensed prime who uses an unlicensed C-10 electrical sub activates the NFPA 70 NEC 2023 advisory (THE ONLY page with NFPA 70 NEC 2023 advisory — private NFPA standard — PURE KETCHUM), the IEEE C2 NESC advisory (THE ONLY page with IEEE C2 NESC advisory), and the AHJ electrical permit (CEC Title 24 Part 3) as second institutional anchor; and the kitchen AFCI fire / pool bonding ESD drowning / service drop clearance electrocution three-track harm. Primary Welch anchor: Tyler Odyssey civil complaint date. Secondary anchor: CSLB License Check (C-10 subcontractor). Bus. & Prof. Code § 7031(b) disgorgement. PURE KETCHUM. 13.25 hrs = $3,975–$6,625/yr.
Statutory Framework: Bus. & Prof. Code § 7122, Licensed Prime + Unlicensed C-10 Sub, NFPA 70 NEC 2023 Advisory, IEEE C2 NESC Advisory, CEC Permit Advisory, § 7031(b) Disgorgement, and CLRA § 1780 Mandatory Attorney Fees
California Business and Professions Code § 7122 provides that a licensed contractor who acts as a general contractor on a project and subcontracts work shall subcontract only to licensed contractors. The statute makes it unlawful for a licensed prime to knowingly employ an unlicensed subcontractor or to take a subcontract where the person taking the subcontract does not hold the required CSLB license for the classification of work being subcontracted. A homeowner or commercial property owner who suffers harm from defective electrical work performed by an unlicensed C-10 subcontractor holds claims against: (1) the unlicensed C-10 subcontractor under Bus. & Prof. Code § 7028 (unlicensed contracting) and § 7031(b) (disgorgement of all compensation); (2) the licensed prime contractor under § 7122 (using an unlicensed sub) and under general contractor liability theories; and (3) the licensed prime contractor under CLRA § 1780 where the services were performed for a consumer (residential property owner). The C-10 Electrical Contractor classification authorizes: installation of electrical wiring, apparatus, and equipment for light, heat, power, and signal systems in or on buildings; installation of conduit, conductors, electrical panels, switchboards, service entrances, branch circuits, outlet devices, and fixtures; installation of pool bonding systems and pool-associated electrical systems; installation of low-voltage Class 1 circuits. C-10 does not authorize: low-voltage Class 2 or Class 3 wiring for communications, data, or security (C-7 Low Voltage required); elevator or escalator electrical work (D-13 required).
NFPA 70 National Electrical Code (NEC) 2023 is a private standard of the National Fire Protection Association — NOT a California statute, NOT California administrative code, NOT a federal regulation. The California Electrical Code (CEC, Title 24 Part 3) adopts NFPA 70 with California amendments, but NFPA 70 itself is published by the National Fire Protection Association as a private consensus standard. For purposes of the § 7122 unlicensed C-10 subcontractor claim, the attorney must procure NFPA 70 NEC 2023 to establish the following critical technical thresholds: NEC 210.12(A) — Arc-Fault Circuit Interrupter (AFCI) protection required for all 120-volt, 15- and 20-ampere branch circuits supplying outlets or devices installed in dwelling units in the following areas (full list as of NEC 2020/2023 cycle): bedrooms, living rooms, parlors, libraries, dens, sunrooms, recreation rooms, closets, hallways, laundry areas, and kitchens — an unlicensed C-10 sub who installs standard circuit breakers without AFCI protection in these areas fails to meet the NEC 210.12(A) requirement adopted by the CEC; parallel arc faults in concealed wiring (staple through insulation, loose terminal at outlet) reach temperatures of 5,000–6,000°F and ignite wood framing before tripping a standard overcurrent protective device; NEC 680.26(B) — Equipotential bonding for swimming pools and outdoor spas: requires installation of a minimum No. 8 AWG solid copper bonding conductor connecting the pool water (via a metal fitting within 18 inches of the top rim), all metallic parts of the pool structure, all metal fittings within or attached to the pool structure, all metal parts of recirculating equipment (pump motor housing, filter housing, heater), all pool lighting fixtures, and a 12-inch × 12-inch grid of No. 8 solid copper conductors at 12-inch maximum spacing installed in the pool floor (the bonding grid); an unlicensed C-10 sub who omits the bonding grid creates a voltage gradient in the pool water during any ground fault (damaged supply conductor, deteriorated motor winding insulation) — the voltage gradient drives current through a swimmer's body (Electric Shock Drowning, ESD) even at sublethal levels causing inability to swim and drowning; NEC 230.9 — Conductors on exterior surfaces of buildings or other structures: service entrance conductors must have a clearance of not less than 3 feet from windows that are designed to be opened, doors, porches, balconies, ladders, stairs, fire escapes, or similar locations; NEC 230.24(A) — minimum clearance of service drop conductors above roofs — 8 feet above any roof surface (18 feet over roofs with a slope less than 4:12 as amended by NEC 230.24 exception). PURE KETCHUM: NFPA 70 NEC 2023 is a private NFPA standard — it creates no private civil right of action and no mandatory attorney fee-shifting mechanism for property owners against unlicensed California C-10 contractors.
IEEE C2 National Electrical Safety Code (NESC) is a private standard of the Institute of Electrical and Electronics Engineers — NOT a California statute, NOT California administrative code, NOT a federal regulation. The NESC governs electric supply and communication facilities operated by utilities and governs the clearances of utility service drop conductors from buildings and installations that the installing C-10 contractor's service entrance mast must accommodate. Key NESC provisions for the § 7122 claim: NESC Rule 232A — clearance of overhead supply conductors from buildings: minimum horizontal clearance of 3 feet from windows, doors, porches, fire escapes, and similar locations (aligns with NEC 230.9); NESC Rule 232C — clearance of conductors above roofs: minimum 8 feet above flat roofs; 3 feet above roofs pitched more than 4:12 over the roof surface only (not the overhang); NESC Rule 232D — clearance above swimming pools, diving platforms, and diving boards: minimum 22.5 feet measured vertically from the maximum water level (service drop) — an unlicensed C-10 sub who fails to specify the correct service entrance mast height adjacent to a pool allows the utility's service drop to droop below 22.5 feet over the pool water surface; NESC Rule 235 — clearance of service drops from each other and from communication conductors: minimum 12 inches separation between power and communication drops to prevent contact during storm loading or line sag. AHJ electrical permit under CEC Title 24 Part 3 constitutes the second institutional anchor — the permit record confirms whether the C-10 subcontractor's license number was listed on the permit application and whether CEC rough and final electrical inspections were conducted and approved. An unlicensed C-10 sub typically does not obtain a permit at all (requiring licensure), creating a permit-absent installation that the AHJ did not inspect. PURE KETCHUM: IEEE C2 NESC is a private IEEE standard — it creates no private civil right of action and no mandatory attorney fee-shifting mechanism for property owners against unlicensed California C-10 contractors.
California Business and Professions Code § 7031(b) provides a disgorgement remedy against both the unlicensed C-10 subcontractor (for all compensation received) and, under § 7122, against the licensed prime contractor who used the unlicensed sub. Ketchum v. Moses (2001) 24 Cal.4th 1122 and PLCM Group Inc. v. Drexler (2000) 22 Cal.4th 1084 establish lodestar methodology for CLRA § 1780 fee petitions. Hensley v. Eckerhart (1983) 461 U.S. 424 and Missouri v. Jenkins (1989) 491 U.S. 274 establish fees-on-fees. CLRA § 1780 mandatory attorney fees apply to the prevailing plaintiff in any CLRA action arising from consumer services — including residential construction services provided by an unlicensed contractor.
Three-Track Harm Analysis: Kitchen Circuit AFCI Fire / Pool Bonding Grid Absent ESD Drowning / Service Drop Clearance Electrocution
Track 1 — Kitchen Circuit Without AFCI Protection → Parallel Arc Fault → Wall Cavity Fire: A licensed general building contractor (B license) subcontracts kitchen remodel electrical work — including installation of new 20-ampere small appliance circuits (NEC 210.11(C)(1)), a dedicated circuit for the refrigerator (NEC 210.52(B)(1)), and a dedicated circuit for the dishwasher — to an unlicensed person who represents having a C-10 license but whose CSLB record shows an expired or never-issued license. The unlicensed sub installs the circuits using 12 AWG copper wire with standard 20A circuit breakers. NEC 210.12(A) (as adopted by CEC 2022) requires AFCI protection for all 120-volt branch circuits supplying outlets in kitchen areas of dwelling units — AFCI breakers are required, not standard thermal-magnetic breakers. The unlicensed sub does not install AFCI breakers because doing so would require purchasing listed AFCI devices and creating a traceable permit record. Three months after project completion, a staple driven through the non-metallic sheathed cable during the drywalling phase — also performed without proper coordination — damages the insulation on the hot conductor. Over repeated thermal cycles, the insulation abrades and the conductor contacts the metal staple, creating a parallel arc. The parallel arc generates localized temperatures of 5,000–6,000°F in the wall cavity. The arc ignites the wood stud. Because no AFCI breaker is present, the standard thermal-magnetic breaker does not trip at the arc current level (insufficient current to exceed the 20A thermal trip threshold). The wall cavity fire propagates to the attic. Resulting harm: structure fire, contents loss, evacuation, personal injury. CEC 210.12(A) (NEC) violation; § 7031(b) disgorgement of electrical subcontract price; § 7122 claim against licensed B-license prime; CLRA § 1780 attorney fees.
Track 2 — Pool Bonding Grid Omitted → Ground Fault → Voltage Gradient in Pool Water → Electric Shock Drowning: A licensed B-contractor subcontracts the electrical work on a residential swimming pool — including the pool pump motor supply, pool lighting circuit, and bonding system — to an unlicensed C-10 sub. The unlicensed sub installs the pump motor supply circuit (20A, 240V GFCI-protected per NEC 680.22) and the pool lighting (12V, transformer-isolated per NEC 680.23) but does not install the NEC 680.26(B) equipotential bonding grid. NEC 680.26(B) requires a minimum No. 8 AWG solid copper bonding conductor connecting: the pool water (via a listed fitting within 18 inches of the top of the pool wall), all metallic parts of the pool structure (ladders, rails, drain covers), the pool recirculating pump motor housing, the pool heater housing, all pool light fixtures, and a 12-inch × 12-inch grid of No. 8 AWG solid copper conductors installed in or on the pool floor. Two years after pool completion, the pump motor develops a winding-to-frame insulation fault (Phase to ground). The GFCI device protecting the pump circuit trips, interrupting the motor. However, before the GFCI trips, a fault current path exists from the faulted motor winding through the pool water (because the motor housing, pool piping, and pool water are not bonded to a common equipotential plane). A voltage gradient develops in the pool water between the metallic pool fitting connected to the faulted pump and the pool drain. A swimmer in the pool is subjected to the voltage gradient across their body length. The resulting current (even at 10–20 mA) causes tonic muscle paralysis, preventing the swimmer from swimming to safety. Electric Shock Drowning (ESD) results. NEC 680.26(B) equipotential bonding grid omission is the proximate cause; § 7031(b) disgorgement; CLRA § 1780 mandatory fees; wrongful death action against both the licensed B prime (§ 7122) and the unlicensed C-10 sub (§ 7028).
Track 3 — Service Entrance Mast Insufficient Height → Service Drop Below NESC/NEC Clearance → Contact Electrocution: A licensed prime contractor subcontracts a service panel upgrade — including replacement of the service entrance mast and meter base, upgrade from 100A to 200A service — to an unlicensed C-10 sub. The unlicensed sub installs a service entrance mast of insufficient height, resulting in the utility's service drop conductors (triplex aluminum conductors, 240V single-phase) hanging at approximately 14 feet above the roof surface on a low-slope (<4:12 pitch) residential roof. NEC 230.24(A) requires 18 feet of clearance above a low-slope roof surface. IEEE C2 NESC Rule 232C requires minimum 8 feet above roofs with pitch greater than 4:12, with an exception for the 3-foot minimum over the overhang only. The utility connects the service drop to the under-height mast without noting the violation. Two years later, a roofing contractor performing an emergency roof repair after a rainstorm ascends the roof with a 6-foot aluminum extension ladder. The top of the ladder contacts the service drop conductor as the roofer raises the ladder. The roofer receives a 240V contact electrocution. Resulting harm: electrocution injury or death; OSHA recordable incident on the roofing contractor; property owner liability exposure; insurance subrogation claim. NEC 230.24 and NESC Rule 232C clearance violation; § 7031(b) disgorgement of service panel upgrade cost; § 7122 claim against licensed prime; CLRA § 1780 mandatory attorney fees.
Billing Gap Computation: 13.25 Hours = $3,975–$6,625/yr at $300–$500/hr Median Solo Rate
Three compensable pre-complaint research gaps arise from a Bus. & Prof. Code § 7122 licensed-prime/unlicensed-C-10-sub claim under Ketchum v. Moses lodestar methodology.
ClaimHour Auto-Captures Every Billable Moment
The NFPA 70 NEC 2023 procurement, IEEE C2 NESC clearance table analysis, CEC permit absence confirmation, and AFCI/bonding/clearance harm quantification each generate discrete billable blocks. ClaimHour's Mac menubar + iOS app captures metadata about each work session automatically — no manual time entry, no forgotten six-minute units.
Get Early AccessWelch Anchor & Lodestar Period
The primary Welch anchor is the Tyler Odyssey civil complaint filing date — the timestamp in the court's case management system when the complaint was filed against both the unlicensed C-10 subcontractor and the licensed B-prime contractor. The secondary anchor is the CSLB License Check date confirming the C-10 subcontractor's license status (none, expired, or suspended) at the time the electrical work was performed. The lodestar period runs from first client consultation through the Tyler Odyssey filing date.
Under Ketchum v. Moses (2001) 24 Cal.4th 1122, the lodestar may be enhanced by a multiplier where the attorney accepted a contingency case presenting risk of no recovery and the litigation required specialized technical knowledge (NEC/NESC electrical safety standards). Bus. & Prof. Code § 7031(b) disgorgement claims run independently against both the unlicensed C-10 sub and the licensed prime (§ 7122 exposure) — the cumulative disgorgement recovery may substantially exceed the actual repair damages, justifying a contingency acceptance that earns the full lodestar enhancement.
Frequently Asked Questions
What does Bus. & Prof. Code § 7122 require of a licensed general contractor?
Bus. & Prof. Code § 7122 requires that a licensed contractor acting as a general contractor or prime contractor on a project may only subcontract work to another contractor holding the applicable CSLB license for the classification of work being subcontracted. If the prime subcontracts C-10 electrical work, the subcontractor must hold a valid, active C-10 license. If the prime knowingly employs an unlicensed subcontractor, the prime violates § 7122 and is subject to CSLB disciplinary action including license suspension, revocation, or civil penalty. The homeowner holds a compound claim against both the unlicensed sub (§ 7028, § 7031(b) disgorgement) and the licensed prime (§ 7122 violation, general contractor liability for the sub's defective work, and exposure to CLRA § 1780 mandatory fees where services were provided to a consumer).
What is Electric Shock Drowning (ESD) and how does pool bonding prevent it?
Electric Shock Drowning (ESD) occurs when AC voltage enters a body of water — a pool, spa, marina dock, or lake — from a ground fault in nearby electrical equipment, creating a voltage gradient in the water. A swimmer whose body spans a sufficient potential difference across the voltage gradient conducts current from the higher-potential region to the lower-potential region. Even low current levels (10–50 mA) cause tonic muscle paralysis, preventing voluntary swimming motion, and the swimmer drowns. NEC 680.26(B) prevents ESD by requiring an equipotential bonding grid that connects all metallic pool components, the pool water, and all electrical equipment housings to a common equipotential plane — eliminating any voltage difference between the equipment frame and the pool water, so no current can flow through a swimmer. An unlicensed C-10 subcontractor who omits the bonding grid creates the exact ESD precondition that NEC 680.26(B) was designed to prevent.
Why is NFPA 70 NEC 2023 PURE KETCHUM for a California § 7122 attorney fee petition?
NFPA 70 National Electrical Code 2023 is published by the National Fire Protection Association, a private nonprofit standards development organization. Even though the California Electrical Code (CEC, Title 24 Part 3) adopts NFPA 70 by reference with California amendments, NFPA 70 itself is not California statute or California administrative code — it is a private NFPA publication. An attorney must procure NFPA 70 from the NFPA standards catalog (nfpa.org) to access the full text of NEC 210.12(A) AFCI requirements, NEC 680.26(B) bonding specifications, and NEC 230.9/230.24 clearance requirements. The time spent procuring and analyzing NFPA 70 NEC 2023 to establish the technical basis for the § 7028/§ 7122 claims is pre-complaint investigation time billable at the Ketchum v. Moses lodestar rate — PURE KETCHUM, creating the 5.25-hour Gap 1 billing opportunity of $1,575–$2,625/yr.
Can the licensed prime contractor's insurance cover § 7031(b) disgorgement?
General liability insurance policies typically cover property damage and bodily injury claims but do not cover intentional acts, statutory fines, or disgorgement of contract price under § 7031(b). § 7031(b) disgorgement is a statutory remedy based on the unlicensed status of the subcontractor — it is not a covered loss under standard GL policies. However, the licensed prime's GL policy may cover the Track 1 (fire), Track 2 (ESD drowning), and Track 3 (electrocution) property damage and bodily injury claims flowing from the unlicensed sub's defective work. The § 7031(b) disgorgement claim runs separately against the prime and the sub. CLRA § 1780 mandatory attorney fees are also typically not insurable as they arise from the prime's own statutory violation under § 7122. The attorney should pursue both the insurance-covered tort claims and the non-insurable § 7031(b) and § 7122 statutory claims in parallel.
How does the § 7122 claim differ from a § 7028 claim?
Bus. & Prof. Code § 7028 targets the unlicensed contractor directly — the person who performed work without a license. § 7028 and § 7031(b) disgorgement run against the unlicensed C-10 sub. Bus. & Prof. Code § 7122 targets the licensed prime contractor who used the unlicensed sub — the general contractor who is responsible for ensuring all subcontractors hold the required CSLB classification licenses. The § 7122 claim against the licensed prime does not require proving the prime performed any defective work itself; the prime's violation is in engaging or allowing the unlicensed subcontractor to perform classified work on the project. The homeowner's counsel asserts both: § 7028 and § 7031(b) against the unlicensed C-10 sub for disgorgement of the electrical subcontract price; and § 7122 against the licensed prime for using the unlicensed sub, plus general contractor liability for the resulting harm, plus CLRA § 1780 mandatory attorney fees against both parties.