Business & Occupation Taxes
Note: A sales tax increase of 0.3% is in effect as of April 1, 2024. The tax will fund transportation related work in the city. Click here to read more about the Transportation Benefit District.
We now accept online payments for Business & Occupation Taxes! If you would like to pay online, please complete the following steps below. Note that for payment you will be directed to a third-party site, PayGov.
Pay By Credit Card
1. Fill out and submit the online B&0 Quarterly Tax Form. Once submitted the form will provide a link to the payment page with B&O number and total due pre-populated.
Pay by Check
1. Fill out and print or email the B&0 Quarterly Tax Form.
2. Send or drop off a check at: City of Port Townsend, Suite No. 1, 250 Madison St., Port Townsend, WA, 98368.
Click here for instructions and more information on filling out your B&O Quarterly Tax Form.
Business & Ocupation Taxes FAQs
Who Should File a Return?
Every person, firm or other organization doing business in the City of Port Townsend is subject to the licensing and taxation requirements set forth in Port Townsend Municipal Code, sections 5.04A, 5.04B and 5.08. We encourage you to review these sections to familiarize yourself with the city requirements. Every business whose annual gross receipts are equal to or exceed $100,000, is required to file a Business and Occupation (B&O) tax return on or before the last day of the month following the end of the reporting period. Returns are due back to the City by the due date. Late returns may be subject to penalty.
- Quarterly Filers - Businesses whose annual gross receipts are equal to or exceed $100,000 must maintain their business license and file quarterly tax returns.
- Annual Filers - Businesses that have been approved by the City to file annually. Tax may be due, and business license must be maintained. Annual returns are due by April 15th of each year.
Quarterly returns are due to the City by the due date below. Late returns may be subject to a tax penalty.
Filing Frequencies
The City of Port Townsend follows the Washington State reporting periods, due dates and penalty assessment rates
Quarter |
Months Covered |
Due Date |
Quarter 1 |
January, February, March |
April 30 |
Quarter 2 |
April, May, June |
July 31 |
Quarter 3 |
July, August, September |
October 31 |
Quarter 4 |
October, November, December |
January 31 |
Delinquent Tax Collection Process
An account becomes delinquent when the due date for a tax return has passed and the amount due remains unpaid.
Number of days after return due date |
Delinquent Penalty |
One day after the due date to the last day of the month following the due date |
9% of Tax Amount, minimum of $5.00 |
First day of the second month following the due date to the last day of that month |
19% of Tax Amount, minimum of $5.00 |
First day of the third month and thereafter |
29% of the Tax Amount, minimum of $5.00 |
Businesses are encouraged to consult a tax professional for any questions they may have concerning their B&O tax return.