(07/11/2003) United States Postal Service(R) extents its contract with IBA

Embargo until 5:40 pm (Belgian time) - November 7, 2003 Louvain-la-Neuve, Belgium, November 7, 2003 - IBA (Ion Beam Applications S.A.: Reuters IOBAt.BR and Bloomberg IBAB.BB) announced today that the company has been awarded an extended contract with the United States Postal Service(R) (USPS). The contract has a fixed term of 18 months with two 6-month renewal options for a total contract value of up to 24 million USD. The initial contract period goes through May 2005 for a total of eighteen months and a total contract value of over $ 14 million. If the USPS exercises the two option periods, the contract will be extended until May 2006 for a total contract value of about $ 24 million. 'This most recent renewal of our contract is the longest one yet,' said Tim Henry, President of IBA BioSecurity. 'We are pleased to know the USPS has included us in their long range plans for ensuring the continued safety of mail destined for federal agencies in Washington, DC.' Through it's Bridgeport, New Jersey, facility, IBA provides the USPS with both electron beam and X-ray processing for either uniform mail or bulk packaging, via the company's high-power, dual-modality Rhodotron(R) accelerator - a combination believed by the company to provide unparalleled service options and exceptional dose delivery. About IBA Founded in 1986, IBA is a global innovator in the design and development of particle accelerators, therapeutic and diagnostic dosimetry equipment, sterilization and ionization services, and the production and distribution of radioisotopes. With operations at more than 50 sites, spanning 12 countries and 3 continents, IBA provides extensive expertise and state-of-the-art services and equipment to numerous world markets in healthcare and industry. A selection of IBA clients include top-ranking medical device manufacturers, specialized centers for the diagnosis and treatment of cancer, and the United States Postal Service. IBA stock is listed on the pan-European stock exchange, EURONEXT, and is part of the market segment NextEconomy. Website: www.iba-worldwide.com. For further information please contact: IBA SA, Louvain-la-Neuve, Belgium Paul-Emmanuel Goethals Business Development & Investor Relations Manager Telephone: +32 10 47 58 16 - E-Mail: goethals@iba.be Yolaine d'Udekem, Communication Manager Telephone : +32 10 47 59 60 - E-Mail : ydu@iba.be IBA SA - Registered Office : Chemin du Cyclotron, 3 - 1348 Louvain-la-Neuve, Belgium Tel.: +32 10 47 58 11 - Fax: +32 10 47 58 10 E-Mail : info-worldwide@iba.be Website: http://www.iba-worldwide.com RC Nivelles 54589 VAT: BE428.750.985 (C) Companynews