DC · State rules
District of Columbia
Primary system
Closed
Who can vote in a party primary
Registered party members only; unaffiliated voters excluded
Party-switch deadline
Party change by voter-registration deadline (21 days before election) — VERIFY with DC BOE
Note: Not covered by NCSL (states only). All data needs DC Board of Elections verification.
This cycle's dates
Next primary
Not yet scheduled
Party-switch deadline
No deadline — no party registration required
Registration deadline
Check official site
Computed from the standing rule + NCSL's 2026 primary calendar (fetched 2026-07-27). Not yet checked against the official state source for weekend/holiday rollover or this cycle's final confirmation — verify before relying on it.
This state's rules changed recently or fall outside our standard sources. This page is flagged for manual verification before its data should be relied on — check the official link below directly.
Draft sourced from NCSL. View source.