Washington, D.C. 20549
Proxy Statement Pursuant to Section 14(a) of
the Securities Exchange Act of 1934 (Amendment No.   )
Filed by the Registrant þ
Filed by a Party other than the Registrant o
Check the appropriate box:
o  Preliminary Proxy Statement
o  Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
o  Definitive Proxy Statement
þ  Definitive Additional Materials
o  Soliciting Material Pursuant to §240.14a-12
The Chubb Corporation
(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if other than the Registrant)
Payment of Filing Fee (Check the appropriate box):
þ  No fee required.
o   Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.
(1)  Title of each class of securities to which transaction applies:
(2)  Aggregate number of securities to which transaction applies:
  (3)   Per unit price or other underlying value of transaction computed pursuant to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is calculated and state how it was determined):
(4)  Proposed maximum aggregate value of transaction:
(5)  Total fee paid:
o  Fee paid previously with preliminary materials.
  o   Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the Form or Schedule and the date of its filing.
(1)  Amount Previously Paid:
(2)  Form, Schedule or Registration Statement No.:
(3)  Filing Party:
(4)  Date Filed:


Important Notice Regarding the Availability of Proxy Materials for the Shareholder Meeting to be held on 4/29/08. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. The following materials are available for view: Proxy Statement and Annual Report To view this material, have the 12-digit Control #(s) available and visit: If you want to receive a paper or e-mail copy of the above listed documents you must request one. There is no charge to you for requesting a copy. To facilitate timely delivery please make the request as instructed below on or before 4/15/08. To request material: Internet: Telephone: 1-800-579-1639 **Email: **If requesting material by e-mail please send a blank e-mail with the 12-digit Control # (located on the following page) in the subject line. Requests, instructions and other inquiries will NOT be forwarded to your investment advisor. THE CHUBB CORPORATION Vote In Person Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance. At the Annual Meeting you will need to request a ballot 15 Mountain View Road to vote these shares. WARREN, NJ 07059 Vote By Internet To vote now by Internet, go to WWW.PROXYVOTE.COM. Use the Internet to transmit your voting instructions and for electronic delivery of information up until 11:59 P.M. Eastern Time on April 28, 2008. Have your notice in hand when you access the website and follow the instructions. R1CHB1



Meeting Location The Annual Meeting for holders as of 3/10/08 is to be held on 4/29/08 at 10:00 A.M., Eastern Time at: 15 Mountain View Road Warren, NJ 07059 FOR MEETING DIRECTIONS PLEASE CALL: 908-903-2000 R1CHB2



Voting items A Election of Directors B Other Matters 1. Our Board of Directors recommends a Our Board of Directors recommends a vote vote “FOR” the listed nominees 1a — 1l. “FOR” Proposal 2. 1a - Zoë Baird 2. To ratify the appointment of Ernst & Young LLP as independent auditor. 1b — Sheila P. Burke 1c — James I. Cash, Jr. 1d — Joel J. Cohen 1e — John D. Finnegan 1f — Klaus J. Mangold 1g - Martin G. McGuinn 1h — Lawrence M. Small 1i — Jess Søderberg 1j — Daniel E. Somers 1k — Karen Hastie Williams R1CHB3 1l — Alfred W. Zollar