# Building permits in Washington 20416 2 permits in the last 90 days. The newest, Aug 31: Plumbing permit, no description from the city, at 409 3rd St SW. | Date | Address | Type | Work | Cost | Permit | |---|---|---|---|---|---| | Aug 31, 2026 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Plumbing | | Not listed | [P2611402](https://nearbypermits.com/washington-dc/permit/P2611402/) | | Aug 31, 2026 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | First Floor Retail Space Demolition | Not listed | [B2607134](https://nearbypermits.com/washington-dc/permit/B2607134/) | | Mar 27, 2026 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2606967](https://nearbypermits.com/washington-dc/permit/E2606967/) | | Mar 26, 2026 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | CFA / H Minor Interior Modifications of Tenant Space | Not listed | [B2602855](https://nearbypermits.com/washington-dc/permit/B2602855/) | | Mar 23, 2026 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2606819](https://nearbypermits.com/washington-dc/permit/E2606819/) | | Mar 13, 2026 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | CFA / H Minor Interior Alterations to Tenant Space | Not listed | [B2602857](https://nearbypermits.com/washington-dc/permit/B2602857/) | | Jul 21, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2511350](https://nearbypermits.com/washington-dc/permit/E2511350/) | | Jul 18, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Mechanical (HVAC) | | Not listed | [M2504054](https://nearbypermits.com/washington-dc/permit/M2504054/) | | Jul 9, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Plumbing | Plumbing trade Permit | Not listed | [P2509005](https://nearbypermits.com/washington-dc/permit/P2509005/) | | Jul 9, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | Electrical Trade Permit | Not listed | [E2510776](https://nearbypermits.com/washington-dc/permit/E2510776/) | | May 29, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2509266](https://nearbypermits.com/washington-dc/permit/E2509266/) | | Mar 25, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes modification of tenant space only (modification of existing interior partitions, lighting, furniture, and power). Existing building egress$ fire rating not changed. | Not listed | [B2503393](https://nearbypermits.com/washington-dc/permit/B2503393/) | | Mar 25, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes modification of tenant space only (upgrade of existing interior partitions, modification of existing lighting). Existing building egress$ fire rating not changed. | Not listed | [B2502889](https://nearbypermits.com/washington-dc/permit/B2502889/) | | Mar 20, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Plumbing | | Not listed | [P2505207](https://nearbypermits.com/washington-dc/permit/P2505207/) | | Feb 27, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2505687](https://nearbypermits.com/washington-dc/permit/E2505687/) | | Feb 20, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2505376](https://nearbypermits.com/washington-dc/permit/E2505376/) | | Feb 13, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Plumbing | | Not listed | [P2503932](https://nearbypermits.com/washington-dc/permit/P2503932/) | | Jan 29, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Mechanical (HVAC) | | Not listed | [M2501536](https://nearbypermits.com/washington-dc/permit/M2501536/) | | Jan 28, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Electrical | | Not listed | [E2504576](https://nearbypermits.com/washington-dc/permit/E2504576/) | | Jan 14, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | Commission of Fine Arts jurisdiction area Interior office renovation, no plumbing | Not listed | [B2501470](https://nearbypermits.com/washington-dc/permit/B2501470/) | | Jan 14, 2025 | [409 3rd St SW](https://nearbypermits.com/washington-dc/address/409-3rd-st-sw/) | Alteration or repair | Commission of fine arts jurisdiction area scope of work includes modification of tenant space only (upgrade of existing interior partitions, removal of existing raised access flooring, and replacement of existing ceiling system). Existing building egress$ fire rating not changed. | Not listed | [B2500838](https://nearbypermits.com/washington-dc/permit/B2500838/) | --- Source: DC Department of Buildings permit data (https://opendata.dc.gov/datasets/7296e6392349498bb6ba6ba3db836644_18), CC BY 4.0 (https://creativecommons.org/licenses/by/4.0/). Checked 2026-10-04 05:11 UTC. Nearby Permits, https://nearbypermits.com. JSON API and MCP server: https://nearbypermits.com/developers/