AnnetteB6
Expert Alumni

Get your taxes done using TurboTax

No, there is no disadvantage of filing the Form 1040 (with either the notation at the top or a cover letter) over filing the Form 1040X.  Either one will accomplish the task.  

 

Yes, you will need to include copies of your W-2s and 1099s for your state return since it will also be filed by mail.

 

 

@eunos2345

**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"