DOB violation type · code B
Boiler
6,037 violations of this type are in the public record, the earliest from 1901. 1,764 are open now.
Open now
1,764
Closed
4,273
All time
6,037
Open B violations by borough
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Counts refresh hourly from NYC Open Data. Last computed 8/5/2026, 2:27:46 PM ET.