Information for Business Taxpayers

The Comptroller's Office is dedicated to making the process of filing and paying taxes, simple, safe and efficient. You may have questions before, during, or after you file your return. We're here to help. This section supplies the latest information for business taxpayers.

The state income tax filing deadline has been extended until July 15, 2021. For more details please read our tax alert.

For businesses struggling to make business-related tax payments due to COVID-19 closures and restrictions they should email taxpayerrelief@marylandtaxes.gov