Who do you contact when the DC state refund is not the same amount as the estimated refund calculated when you file your taxes?

You can contact the DC Office of Tax and Revenue by going to their website:  Office of Tax and Revenue - DC.gov

For additional information, please contact the Office of Tax and Revenue’s (OTR) e-Services Unit via email, e-services.otr@dc.gov, or call (202) 759-1946. 

You may also visit OTR’s Walk-In Center at:

1101 4th Street, SW, Suite 270
Washington, DC 20024