| Form # | Title | Filing Date |
| D-40 [PDF] | Individual Income Tax Return | On or before April 15. |
| D-40B [PDF] | DC Nonresident Request for Refund or Ruling | After close of taxable year. |
| D-40E [PDF] | Individual Income Tax Declaration for Electronic Filing | |
| D-40ES [PDF] | Estimated Individual Income Tax |
Voucher: # 1 - April 15 # 2 - June 15 # 3 - September 15 # 4 - January 15, 2002 |
| D-40EZ/D-40T [PDF] |
Income Tax Return for Single and Joint Filers with No Dependents TeleFile Return Record |
On or before April 15. |
| D-41 [PDF] | Fiduciary Income Tax Return |
On or before the 15th day of the 4th month following the close of the taxable year of the estate or trust. |
| D-2440 [PDF] | Disability Income Exclusion | File with D-40. |
| D-2441 [PDF] | Credit for Child and Dependent Care Expenses | File with D-40. |
| DC-1345 [PDF] | Handbook for Electronic Filers | |
| FR-127 [PDF] | Extension of Time to File DC Individual Income or Fiduciary Tax Return | On or before April 15. |
| FR-147 [PDF] | Statement of Person Claiming Refund Due a Deceased Taxpayer | As necessary. |
| FR-329 [PDF] | Consumer Use Tax Return | On or before April 15 (filed separately from D-40 and D-40EZ). |
| Schedule H [PDF] | Homeowner and Rental Property Tax Credit | File with D-40 (or separately on or before April 15 if no D-40 is required). |
| Schedule S [PDF] | Supplemental Information and Dependents | File with D-40. |