Plumbing Contractor Permit Requirements in Los Angeles, CA
Complete permit and license guide for starting a plumbing contractor in Los Angeles, Los Angeles County, California.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
Los Angeles / Los Angeles County Requirements
2 requirementsCity of Los Angeles Business Tax Registration Certificate
All businesses operating in Los Angeles must register with the Office of Finance and obtain a Business Tax Registration Certificate (BTRC). Plumbing contractors are taxed based on gross receipts. Register online at finance.lacity.org.
Los Angeles Department of Building and Safety — Contractor Registration
Plumbing contractors pulling permits in the City of Los Angeles must be registered with the LA Department of Building and Safety (LADBS). The contractor's state C-36 license must be on file. Registration is required before permits are issued.
California State Requirements
3 requirementsCalifornia C-36 Plumbing Contractor License
Required to contract for plumbing work in California. Issued by the California Contractors State License Board (CSLB). Applicants must pass a trade exam and law/business exam, have at least 4 years of journey-level experience, and provide proof of a $25,000 contractor's bond and workers' compensation insurance.
California Contractor's Bond ($25,000)
All licensed contractors in California must maintain a $25,000 surety bond filed with the CSLB. The bond is required for initial licensure and must be kept current for license renewal.
California Workers' Compensation Insurance
Required for all contractors with employees in California. Even sole owners are required to carry workers' comp or file a certification of exemption with the CSLB.
Federal Requirements
1 requirementEIN (Employer Identification Number)
Required if you have employees or operate as an LLC/corporation. Free from the IRS.
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