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Starting October 1: Some business services are now subject to retail sales tax, as required by state law, ESSB 5814. When you buy these services, vendors should add sales tax to your bill. If you sell these services, you should begin collecting retail sales tax. Learn more about Services newly subject to retail sales tax.
Real estate excise tax forms
Review the below options carefully to select the correct form for the date of sale. Using the wrong form may cause the tax to be calculated incorrectly and be rejected by the county.
- Real Estate Excise Tax Affidavit for sales/transfers – April 1, 2025 and after
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers – December 6, 2024 - March 31, 2025
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers – November 1, 2024 - December 5, 2024
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers – July 1, 2024 - October 31, 2024
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers – April 1, 2024 - June 30, 2024
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - March 1, 2023 - March 31, 2024
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - February 1, 2023 - February 28, 2023
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - January 1, 2023 - January 31, 2023
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - November 1, 2022 - December 31, 2022
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - July 1, 2022 - October 31, 2022
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - April 1, 2022 - June 30, 2022
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - Jan. 1, 2020 - March 31, 2022
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- Single location Affidavit
- Multiple locations Affidavit and Worksheet
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Predominate Use Worksheet
- Real Estate Excise Tax Affidavit for sales/transfers - prior to Jan. 1, 2020
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- Real Estate Excise Tax Affidavit
- Real Estate Excise Tax Mobile Home Affidavit
- Real Estate Excise Tax Supplemental Statement
- Real Estate Excise Tax Controlling Interest Affidavit - Controlling Interest Transfers Only
- Exemption documents
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- Certification for Affordable Housing Exemption - Existing Housing Operation
- Certification for Affordable Housing Exemption - Development of New Housing
- Certification for Affordable Housing Exemption - Rehabilitation of Housing
- Co-signor certification (Fill-In)
- Certification for Self-Help Housing Exemption
- Lack of Probate Affidavit
- Supplemental Statement
- Additional documents
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- Amended Affidavit Certification (Fill-In)
- Real Estate Excise Tax Refund Request (Fill-In
- County resources