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Contact

Contact DOI

The Department investigates and refers for prosecution City employees and contractors engaged in corrupt or fraudulent activities or unethical conduct. Investigations may involve any agency, officer, or employee of the City, as well as those who do business with, or receive benefits from, the City.
We greatly appreciate your complaints or comments with DOI's mission in mind.

How to Reach DOI:

Telephone
(212) 825-5900

Electronic complaint

Online Complaint

Contact Information for DOI's Inspectors General
Get the list of DOI's Inspectors General

DOI's Other Investigative Units
Get the list of Units

E-mail
E-mail a message to our Commissioner

Mail
City of New York
Department of Investigation - Complaint Bureau
80 Maiden Lane
New York, NY 10038