Pressure Washing Permit Requirements in San Diego, CA
Complete permit and license guide for starting a pressure washing in San Diego, San Diego County, California.
Not legal advice. Requirements may change — always verify with your local government authority before applying. Last verified: .
San Diego / San Diego County Requirements
3 requirementsSan Diego Business License
All businesses operating in San Diego must obtain a general Business License from the San Diego City Treasurer before conducting any commercial activities. Pressure washing companies must renew annually and may be subject to gross receipts-based fees.
Stormwater / Wastewater Discharge Compliance
Pressure washing businesses in San Diego must comply with local stormwater ordinances. Wastewater containing detergents, oils, or other pollutants cannot be allowed to enter storm drains. You may need to contain and properly dispose of wastewater. Contact San Diego County Environmental Health for specific requirements.
DBA (Doing Business As) Registration
If operating under a trade name, file a Fictitious Business Name with San Diego County before accepting jobs under that name.
California State Requirements
3 requirementsCalifornia Seller's Permit
Required for businesses selling or leasing tangible personal property in California. Issued free by the California Department of Tax and Fee Administration (CDTFA).
California Contractor's License (C-61/D-40 — if applicable)
If your pressure washing services involve any painting, surface prep, or construction-adjacent work over $500 in California, you may need a CSLB contractor's license. Pure exterior cleaning typically does not require a contractor's license, but verify with the Contractors State License Board.
General Liability Insurance
Pressure washing businesses in California should carry general liability insurance ($1M minimum per occurrence) to cover property damage. Most commercial clients and property managers require proof of insurance before hiring. Vehicle insurance is also required if using a company vehicle.
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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