What's new for T3 Internet version 25.11?

The latest DT Max program update is now available for downloading. It features the T3/TP-646 program for the tax years ending from 2009 to 2021 inclusively. Installing this version will update your version of DT Max to 25.11.

Please note that all program versions are available on the Internet.

In this version...

DT Max T3

1. Known issue with the T3 calculation module fixed in version 25.11

DT Max T3

1. Known issue with the T3 calculation module fixed in version 25.11

   • Fixed an issue where the calculation module would sometimes hang with certain configurations.