The new docs.trellix.com features a modernized UI and AI-powered conversational search. Content is currently available in English, with additional languages launching in early November 2026. We hope you enjoy the updated experience.

Australian Company Number

Published on Sep 2, 2026

1 minute(s) read

Prev Next

A unique identifier for Australian Corporations.

Validator

None

Matched expressions

Regex expressions	Description	Score
`\b\d{3}\.\d{3}\.\d{3}\b`	Matches a 9-digit number delimited by dot.	1
`\b\d{3}-\d{3}-\d{3}\b`	Matches a 9-digit number delimited by hyphen.	1
`\b\d{3} \d{3} \d{3}\b`	Matches a 9-digit number delimited by space.	1
`\b\d{9}\b`	Matches a 9-digit number without a delimiter.	1

Ignored expressions

None

Was this article helpful?