Canadian Imperial - Publication of Prospectus

Canadian Imperial Bank of Commerce

12 March 2012

Publication of Supplementary Prospectus

The following supplementary prospectus of Canadian Imperial Bank of Commerce ("CIBC") has been approved by the UK Listing Authority:

Supplementary prospectus dated 12 March 2012 (the "Supplementary Prospectus") supplementing the prospectus dated 16 December 2011 (collectively, the "Prospectus") relating to a US$20,000,000,000 Note Issuance Programme of CIBC.

The Supplementary Prospectus and the documents incorporated by reference therein have been submitted to the National Storage Mechanism and will be available at www.hemscott.com/nsm.do.

To view the full documents, please click on the links below or alternatively paste the following URL's into the address bar of your Internet browser.

Supplementary Prospectus dated 12 March 2012:

http://www.rns-pdf.londonstockexchange.com/rns/1725Z_-2012-3-12.pdf

Document incorporated by reference in the Supplementary Prospectus:

CIBC's unaudited interim consolidated financial statements for the period ended 31 January 2012 together with management's discussion and analysis for the period ended 31 January 2012, set out on pages 4 through 110 of the CIBC First Quarter 2012 Report to Shareholders:

http://www.rns-pdf.londonstockexchange.com/rns/9745Y_-2012-3-8.pdf

For further information, please contact:

Michelle Caturay

Vice President and Corporate Secretary

Canadian Imperial Bank of Commerce

Telephone Number: +1.416-980-3096

Fax Number: +1.416-980-7012

Email: michelle.caturay@cibc.com

DISCLAIMER -- INTENDED ADDRESSEES

Please note that the information contained in the Supplementary Prospectus and the related Prospectus is addressed to and/or targeted at persons who are residents of particular countries only (as specified in the Prospectus) and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Prospectus, as amended by the Supplementary Prospectus, is not addressed. Prior to relying on the information contained in the Prospectus, as amended by the Supplementary Prospectus, you must ascertain from the Prospectus whether or not you are an intended addressee of the information contained therein.

The Notes have not been, and will not be, registered under the U.S. Securities Act of 1933, as amended (the ''Securities Act''), or with any securities regulatory authority of any state or jurisdiction of the United States and, subject to certain exceptions, may not be offered or sold within the United States or to, or for the account or benefit of, U.S. persons (as defined in Regulation S under the Securities Act ("Regulation S")). The Notes may be offered and sold (i) in registered form only within the United States to qualified institutional buyers, as defined in Rule 144A under the Securities Act ("Rule 144A"), in reliance on the exemption from registration provided by Rule 144A and (ii) to non-U.S. persons in offshore transactions in reliance on Regulation S.

Your right to access the Prospectus is conditional upon complying with the above requirements.