District of Columbia, DC permit M2504821:…
This permit issued; description: mechanical t hvac permit covers District of Columbia, DC permit M2504821:… in District of Columbia, DC County, filed August 28, 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 67 records on 1St Street NW from Aug 12, 2025 through Aug 12, 2026, including 67 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
-
MAR 26, 2026
District of Columbia, DC permit E2606933: SUPPLEMENTAL
permit · Electrical · PERMIT ISSUED; Description: Electrical Trade Permit -
MAR 10, 2026
District of Columbia, DC permit SOL2601553: CONSTRUCTION
permit · Solar · PERMIT ISSUED; Description: HISTORIC Roof mount Solar installation Canadian Solar 445W with Enphase IQ8H Micro Inverters -
AUGUST 28, 2025
District of Columbia, DC permit M2504821:… This permit
Permit · HVAC · PERMIT ISSUED; Description: Mechanical trade Permit