Do not use the main landing page. Instead, navigate directly to:
https://wwwxx.com/archive/2018/exclusive/login
(Note: Verify this URL with your tax preparer; phishing scams are common for old tax portals.)
If you were an eligible class member, the login portal allowed access to: wwwxx 2018 tax login exclusive
The 2018 tax year was the first full year following the passage of the Tax Cuts and Jobs Act (TCJA) of 2017. This meant: Do not use the main landing page
Because of these sweeping changes, the wwwxx 2018 tax login exclusive portal was upgraded with unique computational engines that are no longer present in modern versions of the software. If you need to reconstruct your 2018 liability, you cannot use a 2024 tax program; you must use the legacy 2018 environment. Because of these sweeping changes, the wwwxx 2018