1 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 SECTION 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. ADVANCED COMMUNICATION SYSTEMS, INC. ---------------------------------------------------------------------------- (EXACT NAME OF REGISTRANT AS SPECIFIED IN ITS CHARTER) DELAWARE 000-22737 54-1421222 (STATE OR OTHER JURISDICTION OF (COMMISSION FILE NUMBER) (I.R.S. EMPLOYER INCORPORATION) IDENTIFICATION NUMBER) 10089 LEE HIGHWAY FAIRFAX, VIRGINIA 22030 ---------------------------------------------------------------------------- (ADDRESS OF PRINCIPAL EXECUTIVE OFFICES) (703) 934-8130 ---------------------------------------------------------------------------- (REGISTRANT'S TELEPHONE NUMBER, INCLUDING AREA CODE) COMMON STOCK, PAR VALUE $0.01 PER 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 AN 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) [X] RULE 12h-3(b)(1)(i) [ ] RULE 12g-4(a)(1)(ii) [ ] RULE 12h-3(b)(1)(ii) [ ] RULE 12g-4(a)(2)(i) [ ] RULE 12h-3(b)(2)(1) [ ] RULE 12g-4(a)(2)(ii) [ ] RULE 12h-3(b)(2)(ii) [ ] RULE 15d-6 [ ] APPROXIMATE NUMBER OF HOLDERS OF RECORD AS OF THE CERTIFICATION OR NOTICE DATE:1 1 2 Pursuant to the requirements of the Securities Exchange Act of 1934, Advanced Communication Systems, Inc. has caused this Certification/Notice to be signed on its behalf by the undersigned duly authorized person. ADVANCED COMMUNICATION SYSTEMS, INC. Date: February 28, 2000 By: /s/ George A. Robinson ----------------------------- Name: George A. Robinson Title: Chief Executive Officer 2