File returns, make payments, check refund status, and manage your account, all in one place. Creating a new account is the best way to track your filing history, view notices, and manage your account over time. For more information, please visit our Maryland Tax Connect Information Hub.
Office Closings and Holidays
Scheduled Closings for Comptroller of Maryland Offices
The Comptroller's offices will be closed on the following state holidays for 2026:
| New Year's Day | January 1 |
| Birthday of Dr. Martin Luther King, Jr. | January 19 |
| Presidents' Day | February 16 |
| Memorial Day | May 25 |
| Juneteenth | June 19 |
| Independence Day | July 3 |
| Labor Day | September 7 |
| Columbus Day | October 12 |
| Election Day | November 3 |
| Veterans' Day | November 11 |
| Thanksgiving Day | November 26 |
| American Indian Heritage Day | November 27 |
| Christmas Day | December 25 |
ADC Holiday Season Schedule 2026
During the holiday season the Annapolis Data Center will be closed starting:
- 8:00 a.m. Thursday, November 26th, 2026 until 8:00 a.m. Friday, November 27th, 2026.
- 8:00 a.m. Friday, December 25th, 2026 until 8:00 a.m. Saturday, December 26th, 2026.
If you plan to schedule work to run on the mainframe during a Maryland State Holiday, please be sure to provide ADC Operations with updated contact information so that we can reach someone if there is a problem with your schedule.
Happy Holidays!
Weather Related Closings & Delays
For special weather-related closings of state buildings, liberal leave status, and other emergency information, visit https://dbm.maryland.gov/employees/Pages/WeatherRel.aspx.