FORM 6-K SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Report of Foreign Private Issuer Pursuant to Rule 13a-16 or 15d-16 under the Securities Exchange Act of 1934 For the month of May, 2005 Commission File Number: 1-15102 Embraer - Brazilian Aviation Company (Translation of registrant's name into English) EMBRAER - EMPRESA BRASILEIRA DE AERONAUTICA S.A. Av. Brigadeiro Faria Lima, 2170 12227-901 Sao Jose dos Campos, Sao Paulo, Brazil (Address of principal executive offices) Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F: Form 20-F X Form 40-F ----- ----- Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(1): _____ Indicate by check mark if the registrant is submitting the Form 6-K in paper as permitted by Regulation S-T Rule 101(b)(7): _____ Indicate by check mark whether by furnishing the information contained in this Form, the registrant is also thereby furnishing the information to the Commission pursuant to Rule 12g3-2(b) under the Securities Exchange Act of 1934: Yes No X ----- ----- If "Yes" is marked, indicate below the file number assigned to the registrant in connection with Rule 12g3-2(b): 82-_____ This report on Form 6-K shall be incorporated by reference in the Registration Statement on Form F-3 (Registration No. 333-14018) as amended, filed by Embraer - - Empresa Brasileira de Aeronautica S.A. under the Securities Act of 1933, to the extent not superseded by documents or reports subsequently filed by Embraer - - Empresa Brasileira de Aeronautica S.A. under the Securities Act of 1933 or the Securities Exchange Act of 1934. SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. EMBRAER - EMPRESA BRASILEIRA DE AERONAUTICA S.A. Dated: May 4, 2005 By: /s/ ANTONIO LUIZ PIZARRO MANSO ----------------------------------- Name: Antonio Luiz Pizarro Manso Title: Executive Vice-President Corporate and Chief Financial Officer EXHIBIT INDEX 1. One copy of the Company's announcement regarding the expansion of its Business Jet portfolio, dated May 3, 2005.