CSL Ltd. — Transaction in Own Shares 2011

Oct 18, 2011

Appendix 3C Announcement of buy-back

Rule 3.8A

Appendix 3C

Announcement of buy-back ( except minimum holding buy-back)

Information and documents given to ASX become ASX’s property and may be made public.

Introduced 1/9/99. Origin: Appendix 7B. Amended 13/3/2000, 30/9/2001, 11/01/10

Name of entity CSL Limited	ABN/ARSN
CSL Limited	99 051 588 348

We (the entity) give ASX the following information.

Information about buy-back

Information about buy-back
1Type of buy-back2+Class of shares/units which is thesubjectofthebuy-back(eg,ordinary/preference)3Voting rights_(eg, one for one)4Fully paid/partly paid(and if partly_paid, details of how much has beenpaid and how much is outstanding)5Number of shares/units in the+classon issue6Whethershareholder/unitholderapproval is required for buy-back7Reason for buy-back	On-market
	Ordinary
	One for one
	Fully paid
	524,999,269
	No
	Ongoing capital management

• See chapter 19 for defined terms. 11/01/2010 Appendix 3C Page 1

Appendix 3C Announcement of buy-back

8 Any other information material to a None, apart from any information publicly disclosed shareholder’s/unitholder’s decision by the Company through the ASX on or prior to the whether to accept the offer (eg, date of this notice. details of any proposed takeover bid)

On-market buy-back

9	Name of broker who will act on the	To be advised to the ASX no later than the trading
	company’s behalf	day prior to the date of the first trade under the buy-
		back.
10	Deleted 30/9/2001.	N/A
11	If the company/trust intends to buy	Up to that number of shares for which the total buy-
	back a maximum number of shares -	back consideration paid or payable is A$900 million.
	that number	For illustration purposes only, if that maximum
	Note: This requires a figure to be included, not a	number is ultimately acquired, and the average price
	percentage.	per share paid is A$30.20, that maximum number of
		shares would be approximately 29,800,000.
		The Company reserves the right to suspend or
		terminate the buy-back at anytime.
12	If the company/trust intends to buy	The Company intends to buy back shares in the
	back shares/units within a period of	period 2 November 2011 to 1 November 2012
	time - that period of time; if the	(inclusive) or earlier if the maximum number of
	company/trust intends that the buy-back be of unlimited duration - thatintention	shares in Item 11 above is bought back prior to thatdate. The Company reserves the right to suspend orterminate the buy-back at any time.
13	If the company/trust intends to buy	N/A
	back shares/units if conditions are
	met - those conditions

Employee share scheme buy-back

14 Number of shares proposed to be N/A bought back 15 Price to be offered for shares N/A

• See chapter 19 for defined terms.

Appendix 3C Page 2

11/01/2010

Appendix 3C Announcement of buy-back

Selective buy-back16Name of person or description ofclass of person whose shares areproposed to be bought back17Number of shares proposed to bebought back18Price to be offered for sharesEqual access scheme19Percentage of shares proposed to bebought back20Total number of shares proposed tobe bought back if all offers areaccepted21Price to be offered for shares22+Record date for participation inofferCross reference: Appendix 7A, clause 9.
	N/A
	N/A
	N/A
	N/A
	N/A
	N/A
	N/A

Compliance statement

1. The company is in compliance with all Corporations Act requirements relevant to this buy-back.

or, for trusts only:

1. The trust is in compliance with all requirements of the Corporations Act as modified by Class Order 07/422, and of the trust’s constitution, relevant to this buy-back.

2. There is no information that the listing rules require to be disclosed that has not already been disclosed, or is not contained in, or attached to, this form.

Sign here: ............................................................ Date: 19 October 2011

Company Secretary

Print name: Edward Bailey

• See chapter 19 for defined terms.

11/01/2010 Appendix 3C Page 3