Contact the Independent Office of Audits and Investigations

Inspector General Hotline:
Phone: (844) 283-8442
Ask.Investigations@dot.ca.gov

Inspector General:
Phone: (916) 323-7111
Email: IOAI Web Admin

Mailing Address:
California Department of Transportation - Independent Office of Audits and Investigations Mail Station 2
P.O. Box 942874 Sacramento, CA 94274-0001

Contact IOAI:

Phone: (916) 323-7111

Email: IOAI Web Admin

Physical Address:
1304 O Street, Suite 200 Sacramento, CA 95814

Mailing Address:
Mail Station 2
P.O. Box 942874 Sacramento, CA 94274-0001

Inspector General Hotline:

Phone: (844) 283-8442

Email: Ask.Investigations@dot.ca.gov