Treasurer-Tax Collector
Business licensing
Use the county portal with the account number and PIN from your renewal notice.
Service area: County business-license renewal for the unincorporated area. Area details & sources
Source checked October 16, 2026
Alameda County official website · Alameda County — business licensing discovery (opens in a new tab)
Reviewed business licensing instructions
Business License Renewal To renew online, you must have received a Renewal Notice with your Account # and assigned PIN # (Personal Identification Number).
Saved evidence: d7ce99ba824a47a6 · Agent source review