How to mail maryland tax return

To mail your Maryland tax return, follow these steps:

Make sure you have the correct address: The Maryland Comptroller's office has different mailing addresses depending on where you live in the state. You can find the correct address on the Maryland Comptroller's website or on your tax return instructions.
Use the correct envelope: Use a sturdy envelope that can withstand mailing. Make sure it is addressed correctly and has the correct postage.
Include all required documents: Make sure you include all required documents, such as:
- Your completed Maryland tax return (Form 502 or Form 505)
- Any supporting schedules or forms (e.g., Form 502A, Form 502B, etc.)
- Any required attachments (e.g., proof of payment for withholding or estimated tax payments)
Use the correct payment method: If you owe taxes, you can pay by check or money order. Make sure to include the payment with your return. You can also pay online or by phone using the Maryland Comptroller's online payment system.
Sign and date your return: Sign and date your tax return to ensure it is valid.
Mail your return: Mail your return to the correct address for your area. Make sure to use a trackable shipping method, such as USPS Priority Mail or UPS, to ensure your return is delivered.

Mailing Addresses:

For Baltimore City and surrounding areas:
- Maryland Comptroller of the Treasury
- 301 West Preston Street
- Baltimore, MD 21201-2776
For all other areas:
- Maryland Comptroller of the Treasury
- 1100 N. Eutaw Street
- Baltimore, MD 21201-2776

Important:

Make sure to mail your return well before the deadline to avoid late penalties and interest.
If you are unable to mail your return, you can also file online or visit a Maryland Comptroller's office in person.
If you need to make changes to your return after it has been mailed, you can file an amended return (Form 502X or Form 505X) with the Comptroller's office.

Remember to keep a copy of your return and any supporting documents for your records.