Section 149Corporations Act 2001 (Cth)

Acceptable abbreviations

(1) The abbreviations set out in the following table may be used:

(a) instead of words that this Act requires to be part of a company’s name or to be included in a document or on a company’s common seal; and

(b) instead of words that are part of a company’s name; and

(c) with or without full stops.

Acceptable abbreviations

[operative table]

Word

Abbreviation

1

Company

Co or Coy

2

Proprietary

Pty

3

Limited

Ltd

4

No Liability

NL

5

Australian

Aust

6

Number

No

7

and

&

8

Australian Company Number

ACN

9

Australian Business Number

ABN

(2) If a company’s name includes any of these abbreviations, the word corresponding to the abbreviation may be used instead.

Sourced from the Federal Register of Legislation at 17 May 2026. For the latest information on Australian Government law please go to https://www.legislation.gov.au. Verify the current text against the official source before relying on it.

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