Yes. If you are a nonresident of Maryland, you are required to file Form 505 (Maryland Nonresident Income Tax Return) and Form 505NR (Maryland Nonresident Income Tax Calculation) if you have income derived from:
- Tangible property, real or personal, permanently located in Maryland;
- A business, trade, profession or occupation carried on in Maryland; or,
- Gambling winnings derived from Maryland sources.
Comptroller of Maryland - Filing Information for Individual Income Tax
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