DOB violation type · code ACH1
(Nycha) - Elevator Affirmation Of Correction
2,186 violations of this type are in the public record, the earliest from 2017. 28 are open now.
Open now
28
Closed
2,158
All time
2,186
Open ACH1 violations by borough
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Counts refresh hourly from NYC Open Data. Last computed 8/5/2026, 2:27:46 PM ET.