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Important Notice:
We have now restored service to all our applications and platforms. For an update and public statement on our progress regarding the interruption of our network and services click here.
For a list of States with Deferred Filing Dates click here.
Software Support
For assistance with CCH Products, including Research and Learning Products, use the CCH Product Support button below to be redirected to the CCH Product Support site.
CCH Product Support
ATX™ and TaxWise® customers, please click the appropriate button below to be redirected to the correct product support site. This also includes support for Research and Learning Products integrated with your software.
Product Login
To log into your software, select the software you use from the list below and click on the Login button to be taken to the login screen.