Chicago · building permits · 2019-W40
New HVAC permits in Chicago — week of September 30, 2019
Every matching building permit the City of Chicago issued from 2019-09-30 to 2019-10-06, read from the City’s own dataset ydr8-5enu and re-read daily. Filter: Any permit whose work description mentions HVAC, a furnace, or air conditioning.
The City’s data portal did not answer.
This page reads dataset ydr8-5enu live, and the last read failed (City data portal answered 503, attempted 2026-09-30). We show nothing rather than a stale or invented table. The page retries within the hour, or you can query the City’s dataset directly.
[MISS]read ydr8-5enu · HVAC permits · week 2019-W40
→ failed (City data portal answered 503) · attempted 2026-09-30
retry ▸ automatic, within the hour
Permit Signal
This page is one trade, one week, published for anyone. Subscribers get their trade’s permits the morning each one becomes public — connected, with the contractor attached.