Renew a business license tax certificate
Your business license tax certificate is good for the year listed on it. By the end of each year, you must pay to renew your license tax certificate.
How to renew
To renew online, click the Seattle electronic filing system (SELF) button above.
To renew through the mail, send us your completed renewal form along with payment for your license tax certificate fee. Contact us if you need a business license tax certificate renewal form.
The expiration date for all Seattle business license tax certificates is Dec. 31. We must receive your business license tax certificate renewal payment before Dec. 31. This table shows late-payment penalties:
|By Dec. 31||None|
|In January||None (grace period)|