https://api.onegov.nsw.gov.au/oauth/client_credential/accesstoken

The client can request an access token using only its client credentials (or other supported means of authentication) when the client is requesting access to the protected resources under its control, or those of another resource owner that have been previously arranged with the authorization server.

https://api.onegov.nsw.gov.au/hbccheckregister/v1/browse

Provides the user with a search option to enter in partial information and returns a list of the search.

https://api.onegov.nsw.gov.au/hbccheckregister/v1/verify

Provides the user with a search option to enter in partial information and returns a list of the search. It is used for quick verification of a certificate.

https://api.onegov.nsw.gov.au/hbccheckregister/v1/details

Provides a set of detailed information about the individual certificate selected such as the insurance certificate number, principal contractor and licence number, work covered by the insurance, property address and claims paid.