Home / Tax Resources / State And Federal / Efile-Maryland-Tax-Return Efile Maryland State Tax Returns Start For Free Maryland State Tax Filing Information Easily prepare and efile your Maryland state tax return in eSmart Tax. eSmart Tax's step-by-step interview process will help you complete the additional forms required by the Maryland department of Revenue for your MD state taxes. You can prepare and efile your full-year resident MD state tax return and your federal tax return for your convenience. The regular due date for filing your Maryland state taxes is April 15. Below, you will find information about Maryland state tax forms, state tax filing instructions, and government information. eSmart Tax supports the following Maryland Tax Forms (Click here to download Maryland tax forms) Maryland Form 502 Maryland Resident Tax Return Maryland Form 502B Maryland Dependent Information Maryland Form 502CR Personal Income Tax Credits for Individuals Maryland Schedule 502SU Maryland Subtractions From Income Maryland Form EL101 Maryland Income Tax Declaration Maryland Form EL102 Maryland Electronic Payment Voucher Liberty eSpecial: $50 Off Tax Prep! PIN Availability: Type: Notes: Supported Same as federal N/A State MD Amount Owe Payment Option You have the following options to pay your tax: You can pay your current Maryland tax amount due by direct debit at the time of filing or if you have already filed and owe additional tax, you can pay the delinquent amount by direct debit using Bill Pay ( https://interactive.marylandtaxes.com /Individuals/Payment/ ). Pay by Direct Debit from bank account. You need to make sure your bank supports direct debit. You can apply for a small payment agreement by visiting Web Services for Income at www.mass.gov/dor. Do not mail your request for a payment agreement with your tax return. Requests can be made once a bill is received through DOR's Web Services for Income application at www.mass.gov/dor or by calling the Department at (617) 887-MDOR or toll-free in Maryland 1-800-392-6089 using the Department's Interactive Voice Response (IVR) system. Setting up a small payment agreement will allow you to make monthly payments within a set time period to meet your unpaid liability. Send credit card payment through third-party website. Mail in a check. You need to attach Payment Voucher (FORM EL102) Mail check to: Comptroller of Maryland Revenue Administration Division Annapolis, MD 21411-0001 State MD Website and Contacts State Website http://individuals.maryland taxes.com/ Taxpayer Assistance: (800) 638-2937 or 410-260-7980 from Central Maryland TTY/TDD: (800) 735-2258 Refund Status: (800) 218-8160 or 410-260-7701 from Central Maryland Check Refund Status Online: https://interactive.marylandtaxes.com/INDIV/refundstatus /home.aspx Signature Form Form Name: Instructions: Form EL101 Do not mail in Form EL101. Keep it for your own record. Special Processing Type: Availability: State-only tax return: Supported Decedent Return: Supported Return with foreign address: Supported State MD Overpayment Option You have the following options: Apply your refund amount to next year's tax payment. Contribute your refund amount to charity. Receive your refund by check through mail. Receive your refund by direct deposit to your bank account.