I live in PA and work in DE. My employer withheld DE tax. I e-filed my taxes. do I need to mail any paper docs to PA or DE ?

[null126]

do I need to mail a copy of w2 to PA or DE?  Do I need to follow up with any paper docs to either state?

[KarenJ]

No, when you e-file you do not need to mail the W2 tax forms. 

If any additional forms need to be mailed, the program will tell you.