Open the application

To open ONESOURCE Income Tax, complete the registration process for your Universal ID and make sure the settings on your Internet browser allow you to access all the components of the software.
  1. Open your browser and enter https://www.onesourcetax.com to open the
    ONESOURCE
    login screen.
  2. Enter your user name and password. The ONESOURCE platform page appears.
  3. Select the
    Income Tax
    tile to open the ONESOURCE Income Tax application. The
    All Binders
    screen is the default screen for the Income Tax application. Wherever you are in the application, if you select
    Binders
    on the menu bar, you will go back to this screen.
    note
    After 30 minutes of inactivity you will be logged out.

error-icon

Triva isn't available right now.

Check out the support page for our phone number and hours

error-close