Maryland Form 505X - Sep 2017

The Maryland Form 505X is used to amend a previously filed Maryland tax return. Taxpayers non-residents who need to make changes to their original return can use this form to correct errors or update information. The form should be submitted to the Maryland State Department of Assessments and Taxation.

Taxpayers non-residents who need to amend a previously filed Maryland tax return.

The completed Maryland Form 505X should be submitted to Maryland State Department of Assessments and Taxation.