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