Only if Pennsylvania tax has been withheld. Maryland has a reciprocal agreement, on wages, with all neighboring states. No Pennsylvania taxes should have been withheld from your pay.
If Pennsylvania taxes were mistakenly withheld, you have to file a Pennsylvania return to claim a refund and file a Maryland return to pay the tax due. You should also ask your employer to stop withholding, so you don't have to file a Pensylvania return each year.
Please view the TurboTax information below to print an exemption form to give to your employer.
https://ttlc.intuit.com/replies/4776822
You will also need to file a tax return in your home state of Maryland and pay tax.
If you're using TurboTax Online and you don't need to file a Pennsylvania return then you can delete this state return and you will not be charged. please follow the instructions below to delete your Pennsylvania return.
https://ttlc.intuit.com/replies/3301384
If you're using TurboTax CD/Download and you've already paid to download your Pennsylvania return then you can request a refund please call the appropriate number below.
https://ttlc.intuit.com/questions/1899263-what-is-the-turbotax-phone-number
[Edited 03.06.2018 I 2:24 PM]
