CSL Ltd. — Transaction in Own Shares 2012

May 20, 2012

Appendix 3E Daily share buy-back notice

Rule 3.8A

Appendix 3E

Daily share buy-back notice

( except minimum holding buy-back and selective buy-back)

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

Introduced 1/9/99. Origin: rule 3.6, Appendix 7C. Amended 30/9/2001, 11/01/10

Name of Entity CSL Limited

ABN/ARSN 99 051 588 348

We (the entity) give ASX the following information.

Information about buy-back

• 1 Type of buy-back On-market 2 Date Appendix 3C was given to 19 October 2011 ASX

Total of all shares/units bought back, or in relation to which acceptances have been received, before, and on, previous day

34Number of shares/units bought backor if buy-back is an equal accessscheme, in relation to whichacceptances have been receivedTotal consideration paid or payablefor the shares/units	Beforeprevious day	Previous day
	14,964,142	52,992
	$498,960,400.38	$1,936,354.18

• See chapter 19 for defined terms.

Appendix 3E Page 1

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Appendix 3E Daily share buy-back notice

• 5 If buy-back is an on-market buy-back

Before previous day	Previous day
highest price paid:date: 16 May 2012lowest price paid:date: 10 Nov 201137.6329.76	highest price paid:$36.55lowest price paid:$36.49highest price allowedunder rule 7.33:$39.5052

Participation by directors

• 6 Deleted 30/9/2001. N/A

How many shares/units may still be bought back?

• 7 If the company/trust has disclosed an Up to the number of shares with an aggregate buy-back intention to buy back a maximum consideration of $399,103,245 number of shares/units – the remaining number of shares/units to be bought back

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:

Print name:

…………………………………… Date: 21/05/2012 (Director/Company secretary) Edward Bailey

• See chapter 19 for defined terms.

Appendix 3E Page 2

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