CHORUS LIMITED — Major Shareholding Notification 2012

Jun 4, 2012

Disclosure of beginning to have substantial holding

Section 22, Securities Markets Act 1988

To: NZX

And: Chorus Limited (NS)

Date this disclosure made: 30 May 2012

Substantial security holder(s) giving disclosure

Name(s): The Bank of New York Mellon Corporation

Contact details:

Nicholas R. Darrow

Email: nicholas.darrow@bnymellon.com Tele: 412-436-7733 Fax: 412-236-6715

Date on which substantial security holder(s) began to have substantial holding: 29 May 2012

Summary of substantial holding to which disclosure relates

Class of listed voting securities:

Common Stock ISIN NZCNUE0001S2, and ADR’s ISIN US17040V1070

Summary for: The Bank of New York Mellon Corporation, parent holding company of:

• Newton Investment Management Limited

Mellon Capital Management Corporation

The Dreyfus Corporation

The Bank of New York Mellon

BNY Mellon Trust of Delaware

For this disclosure,—

• (a) total number held in class: 19,311,109

• (b) total in class: 385,082,123

• (c) total percentage held in class: 5.01%

Details of relevant interests currently in substantial holding

Details for: The Bank of New York Mellon Corporation

Nature of relevant interest(s):

Beneficial owner of securities

There is no relevant agreement attached.

For that relevant interest,—

• (a) number held in class: 19,311,109

• (b) percentage held in class: 5.01%

• (c) current registered holder(s) of securities: Unknown

• (d) registered holder(s) of securities once transfers registered: Unknown

Details of transactions and events giving rise to person beginning to have substantial holding

Details of the transactions or other events requiring disclosure under the instructions to this form:

There have been various purchases of Common Shares and ADRs over multiple dates. A purchase of 820,000 Common Shares on 29 May 2012 caused us as an aggregated group to cross the 5% initial disclosure threshold.

Additional information

Nature of connection between substantial security holders:

The Bank of New York Mellon Corporation is the ultimate parent of the above named subsidiaries, and is submitting this disclosure on an aggregated basis.

Address(es) of substantial security holder(s):

One Wall Street, New York, New York 10286 USA

Name of any other person believed to have given, or believed to be required to give, a disclosure under the Act in relation to the securities to which this disclosure relates:

Not applicable.

Declaration

I, Nicholas R. Darrow, declare that, to the best of my knowledge and belief, the information contained in this disclosure is correct and that I am duly authorised to make this disclosure by all persons for whom it is made.