Opening T19 Files

The T19 file type is primarily associated with TaxAct.

T19File Extension T19
File extension: T19
File type:  Canadian Tax Return

What is a T19 file?

T19 files mostly belong to TaxAct. A *.T19 file is a Canadian tax return file mainly associated with TaxAct, a tax preparation software. It's used to store tax data for preparing and filing Canadian income tax returns. It is commonly used by individuals or tax professionals to organize and submit tax information to the Canada Revenue Agency (CRA).

How to open a T19 file

You need a suitable software like TaxAct to open a T19 file. You need a suitable software like TaxAct to open a T19 file. Without proper software you will receive a Windows message "How do you want to open this file?" or "Windows cannot open this file" or a similar Mac/iPhone/Android alert. If you cannot open your T19 file correctly, try to right-click or long-press the file. Then click "Open with" and choose an application. You can also display a T19 file directly in the browser:. Just drag the file onto this browser window and drop it.

Online T19 Text Viewer

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.T19 File Not Opening? How to Fix It:

Because .T19 files may come from different programs, they aren't universally openable.

  1. Identify the Source: Receiving this from an accountant or during tax season suggests it's a 2019 Canadian Tax Return.
  2. Check the Header: Inspect the first bytes in a text or hex editor:
    • Readable XML suggests structured data.
    • "PK" indicates a zipped archive.
    • Binary data implies a proprietary format.
  3. Use the Original Software: The original program is usually required; try TaxAct 2019, StudioTax, or ask the sender if you are uncertain.
  4. Use this Webpage: Drag and drop your file here to detect the format, extract readable text or metadata, and preview it when possible.

Technical Data for T19 File Extension

File classification:
Tax Return File
Related files:

The following listing is compiled from the database produced by the 'Associate This!' program, selected data from the main FILExt database and file extension information submitted by users.

ProgramID: t19File
EXEFile: %ProgramFiles%\MSC~1.SOF\MSC~1.MAR\2005\MENTAT~1\bin\mentat.bat


a t19 Canadian Tax Return is a special file format and should only be edited and saved with the appropriate software.

How to solve problems with T19 files

  • Associate the T19 file extension with the correct application.
  • Update your software that should actually open canadian tax returns. Because only the current version supports the latest T19 file format. Search, therefore, e.g. on the manufacturer website after an available TaxAct update.
  • To make sure that your T19 file is not corrupted or virus-infected, get the file again and scan it with Google's virustotal.com.
  • Click here to open your .T19 file online - secure, fast, and no downloads needed.
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