District of Columbia tax forms & filing.

Things to know about filing in District of Columbia

• DC has reciprocity with both Maryland and Virginia. If you live in MD or VA and work in DC, your employer withholds in your resident state — not in DC — and you file only the resident-state return. No DC nonresident return is required.
• DC residents working in Maryland or Virginia generally still file only with DC; the reciprocity protects residents the same way it protects nonresidents working in DC.
• Emancipation Day (April 16) is a DC holiday. When April 15 falls on a Friday or weekend adjacent to Emancipation Day, the IRS shifts the federal deadline forward — this is a DC quirk that affects every federal taxpayer in the country in those years.
• DC has a separate set of credits including a renter's credit and a long-standing earned-income tax credit at the local level on top of the federal EITC.

DC reciprocity with Maryland and Virginia — Home Rule Act protections

DC has long-standing reciprocity with both Maryland and Virginia for wage income. This reciprocity is rooted in the federal Home Rule Act, which prohibits DC from taxing nonresidents on wages earned within DC — a unique protection that doesn't exist in any other state.

Practical effect: if you live in Maryland or Virginia and work in DC, your employer withholds Maryland or Virginia tax (not DC tax), and you file only the resident-state return. DC has no nonresident return for wage income at all.

The reverse also holds: DC residents working in MD or VA pay only DC tax on those wages thanks to the reciprocity agreements. The structure makes the DC-metro multi-state filing landscape one of the simplest in the country for wage earners — though non-wage income (rental, self-employment, K-1) still follows normal sourcing rules.

DC Emancipation Day — why federal deadlines sometimes move for everyone

April 16 is Emancipation Day, a public holiday in DC. When April 15 falls on a Friday, Saturday, or Sunday adjacent to Emancipation Day on Monday, IRS pushes the federal tax-filing deadline forward to Tuesday April 17 (or later) for ALL federal taxpayers nationwide — not just DC residents.

This is the most well-known DC-specific quirk affecting the federal return calendar. It happens periodically when the calendar aligns and is announced in advance by the IRS.

DC's own filing deadline shifts in parallel with the federal deadline when this happens, keeping the two aligned. Most other states also shift, though a few keep April 15 regardless — check the state guide for any state with a non-April-15 deadline when Emancipation Day affects the calendar.

Where's my refund?

The DC Office of Tax and Revenue runs the official refund-status tracker. You'll need your Social Security number, filing status, and exact refund amount (in some cases, the tax year and a return-amount input).

Check your District of Columbia refund status →

Multi-state considerations

If you lived or worked in more than one state during the tax year, you typically file a part-year resident return in each state. If you live in one state and work in another, you usually file as a resident where you live and as a nonresident in the work state — claiming a credit on the resident return for taxes paid to the work state. Reciprocity agreements between some neighboring states change this default; we map this out at intake.

District of Columbia-specific multi-state nuances are addressed in the quirks list above when they apply.

Get the current-year forms

State tax rates, brackets, and forms change every year. We point to the DC Office of Tax and Revenue as the authoritative source for current-year information. Form numbers above are stable; rates, deduction amounts, and credit limits are not — always verify before relying on a specific dollar amount.

Open the DC Office of Tax and Revenue website →