Click on the State Section of your return.
After you click through the pages about residency it has a page titled Items Taxed By DC.
The next page is Deductible Items in DC. Scroll down to DC college savings plan.
This is where you enter your information about 529 contributions.
**Say "Thanks" by clicking the thumb icon in a post
**Mark the post that answers your question by clicking on "Mark as Best Answer"
