You should always keep a copy of your tax return for your own record. Reasons you may need copies of your filed tax return...
 

• Help you prepare future tax returns

• Apply for a loan to buy a home or to start a business

• Apply for student financial aid

 

If you need a digital and mailed copy of your filed and processed tax return, costs $50 for each tax year.
Copies are generally available for the current year and 2 past years.