CSU CardSystem Announces Status of Share Buy-Back Operation

SAO PAULO, Sept. 15 /PRNewswire-FirstCall/ -- CSU CardSystem S.A. (BOVESPA: CARD3 and PORTAL: CSURY), the leading independent provider in Brazil's outsourced credit card administration service market, informs the Company's current status of its own share position in treasury. In accordance with the guidelines from the Company's Board of Directors, which has approved the buy-back operation, up to one million common CSU shares could be reacquired, equivalent to 5.3% of the free float. The acquisition of its own shares does not represent a reduction in capital. These shares are to be kept in treasury for subsequent resale or cancellation.

On September 13, 2006, the Company held 120,000 common shares in treasury at an average cost of R$11.03 per share, equivalent to 0.6% of the free float and 0.2% of the Company's total capital. The maximum and minimum acquisition prices were R$12.19 and R$10.50, respectively. On September 13, 2006, the market value of CSU's shares was R$13.50.

According to existing legislation, the amount of shares in treasury is limited to the Company's Income Reserve, excluding the Legal Reserve. Based on the Company's balance sheet of June 30, 2006, this is equivalent to R$2,007,003.63.

About CSU CardSystem

CSU is a leading independent provider in the market of outsourced credit card administration services in Brazil, in terms of amount of credit cards administered. The Company manages many different types of electronic payment services and its card base is comprised of approximately 10.1 million cards (including credit cards, private label cards and vouchers).

Additionally to its credit card management services to card issuers, CSU has other businesses aimed at providing specialized services related to call centers, supporting services for credit analysis and collection and development and managing of marketing and loyalty programs to different types of clients in several other industries. These activities are developed by the Company's four business units, namely: (i) CardSystem (full service management of cards), (ii) TeleSystem (call center services), (iii) Credit&Risk (collection and credit services), and (iv) MarketSystem (marketing and loyalty programs).

For further information, please access our website at the electronic address showed below.

CSU CardSystem - Investor Relations Ricardo Ribeiro Leite Natasha Namie Nakagawa Investor Relations Officer Investor Relations [e-mail]Phone.: [phone] Phone.: [phone] Fax: [phone] Fax: [phone] http://www.csu.com.br/ri