Disclosure of movement of 1% or more in substantial holding or change in nature of relevant interest or both

Sections 23 and 24, Securities Markets Act 1988

Relevant event being disclosed: Increase in holdings from 6.04% to 7.45% Date of relevant event: 28 December 2012
To: NZX
And: Chorus Limited (NS)
Date this disclosure made: 31 December 2012
Date last disclosure made: 20 December 2012

Substantial security holder(s) giving disclosure Name(s): The Bank of New York Mellon Corporation Contact details: Nicholas R. Darrow

Email: nicholas.darow@bnymellon.com
Telephone: 412-436-7733 Fax: 412-236-6715

Summary of substantial holding to which disclosure relates

Class of listed voting securities: Common shares 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 Bank of New York Mellon
BNY Mellon Service Kapitalanlage-Gesellschft mbH
For this disclosure,-
(a) total number held in class: 28,681,648 (b) total in class: 385,082,123
(c) total percentage held in class: 7.45% For last disclosure,-
(a) total number held in class: 23,266,942 (b) total in class: 385,082,123
(c) total percentage held in class: 6.04%

Details of transactions and events giving rise to relevant event

Details of the transactions or other events requiring disclosure under the instructions to this form:
There have been various purchases and sales of Common Shares and ADRs over multiple dates. A purchase of 1,897,669 Common Shares on 28 December 2012 caused us as an aggregated group to increase by more than 1% since our previous filing.

Details of relevant interests in substantial holding after relevant event

Details for: The Bank of New York Mellon Corporation Nature of relevant interest(s): Beneficial owner of securities For that relevant interest,-
(a) number held in class: 28,681,648 (b) percentage held in class: 7.45%
(c) current registered holder(s) of securities: Unknown
(d) registered holder(s) of securities once transfers registered: N/A

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: N/A

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.

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