Please note: All posted correspondence to OTSI must be sent to the postal address, NOT the street address.

Street address:

Office of Transport Safety Investigations
Level 17
201 Elizabeth Street
Sydney NSW 2000

Postal address:

Office of Transport Safety Investigations
PO Box A2616
Sydney South NSW 1235

Email: transport.safety@otsi.nsw.gov.au

Telephone: (02) 9322 9200