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San Mateo County, CA Business Licensing & Operations: Secondhand Dealers (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

License required
Yes, County License Board
Annual fee
$60.00
Hold period
15 days before resale
Flea markets
Counted as secondhand dealers

Summary

Secondhand dealers and flea market operators in unincorporated San Mateo County must license with the County and hold purchased goods 15 days before resale.

City-specific rules exist: Redwood City has its own secondhand dealers rules that differ from San Mateo County's county-level regulations. If you live in Redwood City, check the city-specific page instead.

Secondhand dealer is a person, other than a used car dealer or dealer in secondhand books or magazines, engaged in conducting, managing, or carrying on the business of buying, selling, or otherwise dealing in secondhand goods, wares, or merchandise, but does not include a person who does not sell or offer to sell secondhand goods, wares, or merchandise, except such articles as are received by such person as payment or part payment for a new article sold by him. A person operating a premise commonly called a "Flea Market" shall be considered a secondhand dealer.

(Prior code § 5128.2; Ord. 1181, 09/11/56; Ord. 2042, 04/28/70)

View official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 47).

Full Breakdown

County Code § 5.32.030 defines a secondhand dealer as anyone buying, selling, or dealing in secondhand goods, and expressly includes anyone operating a 'Flea Market.' Under § 5.32.060, secondhand dealers need a County License Board license (same $60 annual fee as pawnbrokers) before operating in unincorporated territory, plus fingerprints for badge-holding employees. Section 5.32.120 separately requires all secondhand goods to be held 15 days from purchase before resale. Only unincorporated pockets fall under this chapter: the county's cities regulate secondhand dealers separately.

Violations & Fines

Operating without a license, or reselling goods before the 15-day hold expires, violates Chapter 5.32 and can trigger License Board denial or revocation proceedings.

Frequently Asked Questions

Are flea market operators covered by this county code?
Yes. § 5.32.030 states a person operating a 'Flea Market' is considered a secondhand dealer and must license accordingly.
How long must a secondhand dealer hold purchased goods?
15 days from the date of purchase or acquisition, per § 5.32.120, before the item can be resold.

Sources & Official References

Other rules in San Mateo County

All San Mateo County rules

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