C-34 — Pipeline Contractor
Compliance obligations for California C-34 (Pipeline Contractor) contractors. Keep every deadline tracked to stay licensed and avoid penalties.
Compliance Obligations
| Obligation | Agency | Cycle | Fee |
|---|---|---|---|
| CSLB Contractor License Renewal | Contractors State License Board (CSLB) | 2 years | $450 |
| Contractor License Bond | Contractors State License Board (CSLB) | continuous | $25,000 |
| Bond of Qualifying Individual | Contractors State License Board (CSLB) | continuous | $25,000 |
| LLC Employee/Worker Bond | Contractors State License Board (CSLB) | continuous | $100,000 |
| Workers' Compensation Insurance | Department of Industrial Relations (DIR) | annual | Varies by classification and payroll |
| Cal/OSHA: Permit required before starting any trench or excavation 5 feet or more in depth | Cal/OSHA - Division of Occupational Safety and Health (DOSH) | annual | Varies |
Cal/OSHA Permits Required
C-34 contractors may need the following Cal/OSHA permits depending on project scope.
Workers' Compensation
Workers' comp is required for C-34 contractors.
Mandatory date: 2028-01-01 (Phase 2). Contractors with employees must carry workers' compensation insurance at all times.
Scope of Work
View full statutory scope of work ▼
A pipeline contractor fabricates and installs pipelines for the conveyance of fluids, such as water, gas, or petroleum, or for the containment or protection of any other material, including the application of protective coatings or systems and the trenching, boring, shoring, backfilling, compacting, paving and surfacing necessary to complete the installation of such pipelines.
Track your C-34 deadlines automatically.
PermitCal pre-loads every compliance deadline for C-34 (Pipeline Contractor) contractors. Join the waitlist.
City Business Licenses
In addition to state requirements, you may need a city business license.