Filed Pursuant to Rule 433
Registration No. 333-141561
The Chubb Corporation
6% Senior Notes due 2037
Final Term Sheet
Issuer:   The Chubb Corporation
Ratings:   A2 / A / A+ (Moody’s / S&P / Fitch)
Title of Security:   6% Senior Notes due 2037 (“Senior Notes”)
Aggregate Principal Amount:   $800,000,000 
Trade Date:   May 8, 2007 
Settlement Date:   May 11, 2007 (T + 3)
Maturity Date:   May 11, 2037 
Interest Rate:   6% per annum, payable semi-annually
Interest Payment Dates:   Each May 11th and November 11th
First Interest Payment Date:   November 11, 2007 
Day Count:   30/360 
Treasury Benchmark:   UST 4.500% due 2/2036 
Treasury Yield:   4.823% 
Re-offer Spread to Benchmark:   + 118bp
Re-offer Yield:   6.003%
Price to Public:   99.958%
Defeasance:   Applicable.
Optional Redemption:   The Senior Notes are redeemable in whole at any time or in part from time to time at the option of the Issuer at a redemption price equal to the greater of:
    100% of the principal amount of the Senior Notes being redeemed and
    the sum of the present values of the remaining scheduled payments of principal and interest on the Senior Notes (exclusive of accrued and unpaid interest to the redemption date) discounted to the redemption date on a semi-annual basis (assuming a 360-day year consisting of twelve 30-day months) at a discount rate equal to the treasury rate plus 0.20%,

in each case, plus accrued and unpaid interest to the redemption date
Minimum Denominations/Multiples:   $1,000/multiples of $1,000 in excess thereof
CUSIP/ISIN:   171232AQ4/US171232AQ41
Joint Book-Running Managers:   Citigroup Global Markets Inc.
Goldman, Sachs & Co.
Merrill Lynch, Pierce, Fenner & Smith Incorporated
Co-Managers:   Bear, Stearns & Co. Inc.
Deutsche Bank Securities Inc.
Blaylock & Company, Inc.
Credit Suisse Securities (USA) LLC
Lehman Brothers Inc.
Morgan Stanley & Co. Incorporated
UBS Securities LLC
Utendahl Capital Partners, L.P.
The issuer has filed a registration statement (including a prospectus) with the SEC for the offering to which this communication relates. Before you invest, you should read the prospectus in that registration statement and other documents the issuer has filed with the SEC for more complete information about the issuer and this offering. You may get these documents for free by visiting EDGAR on the SEC web site at www.sec.gov. Alternatively, the issuer, any underwriter or any dealer participating in the offering will arrange to send you the prospectus if you request it by calling:
  Citigroup Global Markets Inc.   (877) 858-5407     
  Goldman, Sachs & Co.   (866) 471-2526     
  Merrill Lynch, Pierce, Fenner
& Smith Incorporated
  (866) 500-5408