For returning users, click Sign in and then use Sign up to claim your account using your existing account details.

For new users, click Sign in and then Sign up to create your account.

The Microsoft multi-factor authentication app is now required to sign in or sign up.

User guides are available at: https://www.infrastructure.gov.au/infrastructure-transport-vehicles/aviation/airports/airport-build…

For queries, contact: ABCOHelpdesk@infrastructure.gov.