Does your W-2 show any Maryland taxes withheld? If so, you should file a non-resident MD tax return on which you declare zero MD income, in order to have those taxes refunded.
If there are no MD taxes withheld on your W-2, then in the Personal Info section of TT answer NO to the question about earning money in another state.
**Answers are correct to the best of my ability but do not constitute tax or legal advice.
