Extraordinary notice on changes of the shareholders owned morer than 5% stake

Tiszai Vegyi Kombinát Rt. hereby informs its shareholders and capital market participants that hereby informs on the change of the shareholders owned more than 5% stake, registered in TVK's Share Register.

The shareholding of CE Oil & Gas Beteiligung und Verwaltung AG (A-1010 Wien, Annagasse 6, Austria) in TVK increased from 15.99% to 31,39% as of March 2, 2005.