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What is H12 file?


This file extension is a word document that was created on an earlier version of Microsoft Word. The data within is typically information that you would need to update your Tax Return for At Home Canada 2012 Tax Return. This includes the return number, name, social insurance number or certificate number, and your signature.

H12 Format details


Full Name At Home Canada 2012 Tax Return
Developer H&R Block Canada
Category Data Files

Tools that will help you view H12 files


Sometimes you need to quickly preview the contents of a file with the H12 extension. In such a situation, many people decide to find a tool that, according to its creators, can display the contents of the H12 file and many other types of files (All in One Viewer).

Of course, there are such tools. However, it should be remembered that they may display the data contained in the H12 file differently than the application dedicated to handling the H12 file extension. When you cannot afford to have the data of the H12 file displayed different from the original, you should use the applications developed to work with the H12 file.

Below you will find a list of software programs that will help you with this. These software programs will help you view the content of the H12 file, minimizing possible errors that may arise with other tools.


H12 File Viewers

  • TurboTax
  • At Home
  • 4 H12 viewers