Tax topics

These articles provide information about taxes in Washington state. See our Special Notices for updates to existing tax law, and Industry Guides to better understand tax requirements for specific industries.


Topics Issue Date Subjects
Centralized money management Centralized money
Chemicals used to treat drinking water Drinking water
Cigarettes - Are untaxed cigarettes tax-free? Cigarettes
City B&O tax City B&O
Clean energy - Renewable energy equipment Renewable Energy
Cleanup services on foreclosed properties Foreclosure cleanup
Computer software maintenance agreements Software
Construction cleanup services Construction cleanup
Core drilling and soil sampling Core drilling
Cost reimbursements Reimbursements
COVID-19 Aumento de estafas para los contribuyentes Fraud
COVID-19 Business Relief Measures End Sept 30, 2021 COVID-19
COVID-19 scams increasing for taxpayers Fraud
Crowdfunding Crowdfunding
Currency and coin sales Coins
Customs brokers Customs broker
Data centers - sales and use tax exemption eligibility Data centers
Day camps for youth Day camps
Dealer cash is subject to B&O tax Dealer cash
Delivery charges Delivery charges
Digital entertainment Digital products
Digital products including digital goods Digital products
Direct pay Direct pay
Direct sales independent consultants Direct sales
Disaster relief for taxpayers Disaster relief
Dog waste pick up services Dog waste
Domain name registration services Domain name
Drop shipments Drop shipments
E-file and e-pay frequently asked questions and answers E-file
E-withhold process and procedures E-withhold