UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number: 0-29052 DTA HOLDING AKTIENGESELLSCHAFT (Exact name of registrant as specified in its charter) C/O CHARLOTTENSTRASSE 59, D-10117, BERLIN (49 30) 2094-5800 (Address, including postal code, and telephone number, including area code, of registrant's principal executive offices) AMERICAN DEPOSITORY RECEIPTS (EVIDENCING AMERICAN DEPOSITORY SHARES EACH REPRESENTING ONE ORDINARY SHARE) (Title of each class of securities covered by this form) N/A (Titles of all other classes of securities for which a duty to file reports under section 13(a) or 15(d) remains) Please place a X in the box(es) to designate the appropriate rule provision(s) relied upon to terminate or suspend the duty to file reports: Rule 12g-4(a)(1)(i) [ ] Rule 12h-3(b)(1)(i) [ ] Rule 12g-4(a)(1)(ii) [ ] Rule 12h-3(b)(1)(ii) [ ] Rule 12g-4(a)(2)(i) [X] Rule 12h-3(b)(2)(i) [ ] Rule 12g-4(a)(2)(ii) [ ] Rule 12h-3(b)(2)(ii) [ ] Rule 15(d)-6 [ ] Approximate number of holders of record as of the certification or notice date: 107 Pursuant to the requirements of the Securities Exchange Act of 1934, DTA Holding Aktiengesellschaft has caused this certification/notice to be signed on its behalf by the undersigned duly authorized person. Date: August 13, 2003 By: /s/ Michael J. Smith --------------------------------- Michael J. Smith Member of Management Board