Duplicating activities and mailing bureaus Read more about Duplicating activities and mailing bureaus
Minimum nexus thresholds for apportionable activities and selling activities Read more about Minimum nexus thresholds for apportionable activities and selling activities
Collection of use tax by retailers and selling agents. Read more about Collection of use tax by retailers and selling agents. WAC 458-20-221 describes the procedure for collection of use tax by retailers and selling agents.
Interstate sales of tangible personal property Read more about Interstate sales of tangible personal property WAC 458-20-193 explains the application of the business and occupation (B&O) and retail sales taxes to interstate sales of tangible personal property.