What is a .TA9 File And How To Open It – TaxAct (Easy Guide)

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While downloading files, you might have downloaded a file with the .ta9 extension. It is possible that you know what the file does, but you are unsure on how to open it. That’s why we have made this article! You will learn how to open the .ta9 file extension on various systems, what it is and how to work with it.

What is a .TA9 file?

The .TA9 file extension comes from TaxAct 2019 Tax Return File. This file extension belongs to the developer TaxAct. The file is a data related file.

What to know

There is currently 1 software that can open the .ta9 file on 1 platform.

How to open a .TA9 file?

Below we will show you a step-by-step guide on how to open the .TA9 file on various operating systems.

How to open a .TA9 file on Windows (7, 8, 10)

The .ta9 file can be opened in 4 steps on Windows.

1. The first step is to download the TaxAct software. You will be using this software in order to open the file.

Step 2

Step 2: Locating your .TA9 file

2. In the second step you need to locate the downloaded file. The file can be usually found in your /download/ folder if you don’t remember where you have downloaded it to.

Step 3

Step 3: Choose “Open with”

3. In the third step, after locating your file, right click on it and click “Open with”.

Step 4

Step 4: Choose the software and click ok

4. In the fourth step, after clicking “Open with”, you should see the TaxAct software that you have downloaded. Click on the software and click “OK”. Congratulations! You have opened your file on Windows.

Still cannot open the .TA9 file?

If you cannot open the .TA9 file, it is entirely possible that you are trying to open the wrong file. There are many similar file extensions that look like the .TA9 file.taac – Sun Microsystems, .tab – Ergonis Software, .tab – Pitney Bowes Software, .tablecontent – SMART Technologies, .tac – ActiCalc. You might be trying to open one of them. Please recheck the file extension again.


In this article you have learned how to open the .TA9 file with the TaxAct program on Windows.