# District of Columbia — Building permit expiry, progress and renewal rules by jurisdiction For District of Columbia, source type is adopted code; permit type is Special Flood Hazard Area; deadline to start work is invalid if the authorized work is not begun within 180 days after the permit is issued; inactivity window is suspended or abandoned for a period of 180 days after the date work is begun as evidenced by a lack of continuous work, recorded from its source on 2026-08-11. - **Jurisdiction:** District of Columbia _(verified: appears in the quote below)_ - **Source type:** adopted code _(our reading, not quoted from the source)_ - **Permit type:** Special Flood Hazard Area _(our reading, not quoted from the source)_ - **Deadline to start work:** invalid if the authorized work is not begun within 180 days after the permit is issued _(verified: appears in the quote below)_ - **Inactivity window:** suspended or abandoned for a period of 180 days after the date work is begun as evidenced by a lack of continuous work _(verified: appears in the quote below)_ ## What the source says > permit issued for work that is to occur on land designated as a Special Flood Hazard Area on the Federal Emergency Management Agency's Flood Insurance Rate Map shall become invalid if the authorized work is not begun within 180 days after the permit is issued, or if the authorized work is suspended or abandoned for a period of 180 days after the date work is begun as evidenced by a lack of continuous work. ## Source - https://up.codes/s/expiration-of-permit Last verified: 2026-08-11. Review by: 2027-08-11. Part of [Building permit expiry, progress and renewal rules by jurisdiction](https://referencesource.org/building-permit-validity-and-renewal/).