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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.
File Washington capital gains tax return using tax preparation software
The tax preparation software companies listed on this page include the Washington state capital gains excise tax return.
- Thomson Reuters
- GoSystem/ONESOURCE
- UltraTax CS
- Advanced Tax Solutions
- MyTaxPrepOffice.com
- CCH Incorporated
- CCH ProSystem/CCH Axcess
- Crosslink Professional Tax Solutions LLC
- CrossLink 2025
- Online Taxes
- OLT.com
- OLT Pro
- Fileyourtaxes.com
- Pro Tax Pro
Don’t see your preferred tax preparation software listed?
We continue to coordinate with software companies to incorporate Washington’s capital gains excise tax return into their systems. We will update this list with any new additions.
