District of Columbia, DC permit B2509652:…
This permit issued; description: interior alt hvac permit covers District of Columbia, DC permit B2509652:… in District of Columbia, DC County, filed November 20, 2025; the source does not list an estimated value.
Atmospheric image—not a photo of this permit.
LOCAL SIGNAL
This street
The collected record set contains 79 records on L Street NW from Aug 12, 2025 through Aug 12, 2026, including 79 permits.
Why?
We normalize the street name from the collected address, then count records in the same county with that normalized street name from Aug 12, 2025 through Aug 12, 2026. The count includes this filing and only records in our database.
PERMIT SEQUENCE
What typically follows
The deterministic permit-sequence rules connect HVAC work with Insulation, Duct cleaning, Smart thermostat, Air quality, Solar as common follow-on categories.
- Insulation
- Duct cleaning
- Smart thermostat
- Air quality
- Solar
RECORD ACTIVITY
Activity timeline
-
JUL 28, 2026
District of Columbia, DC permit B2606116: CONSTRUCTION
permit · Unclassified · PERMIT ISSUED; Description: Revision to B2509694 - EXECUTIVE CONFERENCE ROOM 3020, LARGE PRIVATE OFFICE 3023, HUDDLE ROO -
JUN 30, 2026
District of Columbia, DC permit E2610396: SUPPLEMENTAL
permit · Electrical · PERMIT ISSUED; Description: Electrical Trade Permit -
MAY 7, 2026
District of Columbia, DC permit B2602916: CONSTRUCTION
permit · Remodel/addition · PERMIT ISSUED; Description: REMODELING OF EXISTING RETAIL SPACE (UNIT # RET-102) FOR NEW BAKERY -
APR 14, 2026
District of Columbia, DC permit AH2600586: CONSTRUCTION
permit -
APR 7, 2026
District of Columbia, DC permit AH2600556: CONSTRUCTION
permit -
MAR 16, 2026
District of Columbia, DC permit E2606575: SUPPLEMENTAL
permit · Electrical · PERMIT ISSUED; Description: Electrical Trade Permit -
MAR 7, 2026
District of Columbia, DC permit E2606245: SUPPLEMENTAL
permit · Electrical · PERMIT ISSUED; Description: Electrical Trade Permit -
MAR 5, 2026
District of Columbia, DC permit AH2600484: CONSTRUCTION
permit -
NOVEMBER 20, 2025
District of Columbia, DC permit B2509652:… This permit
Permit · HVAC · PERMIT ISSUED; Description: INTERIOR ALTERATION TO 25,422 SQ -
NOV 19, 2025
District of Columbia, DC permit B2509694: CONSTRUCTION
permit · HVAC · PERMIT ISSUED; Description: INTERIOR ALTERATION TO 19,734 SQUARE FEET OF OFFICE SPACE ON THE THIRD FLOOR