Chubb Ltd — Capital/Financing Update 2015

Mar 9, 2015

Supplementing the Preliminary Prospectus Supplement dated March 9, 2015 (To Prospectus dated December 10, 2014) Filed Pursuant to Rule 433 Registration Statement No. 333-200838 and 333-200838-03 March 9, 2015

ACE INA Holdings Inc.

3.150% Senior Notes due 2025

Fully and Unconditionally Guaranteed by

ACE Limited

Pricing Term Sheet

March 9, 2015

Issuer:	ACE INA Holdings Inc.
Guarantor:	ACE Limited
Ratings (Moody’s / S&P / Fitch):*	A3 (stable) / A+ (stable) / A+ (stable)
Security Type:	Senior Unsecured Notes
Pricing Date:	March 9, 2015
Settlement Date:	March 16, 2015 (T+5)
Maturity Date:	March 15, 2025
Principal Amount:	$800,000,000
Public Offering Price:	99.983%
Coupon (Interest Rate):	3.150% per year
Interest Payment Dates:	March 15 and September 15, commencing September 15, 2015 (Short first coupon)
Benchmark Treasury:	UST 2.000% due February 15, 2025
Benchmark Treasury Price / Yield:	98-06+ / 2.202%
Spread to Benchmark Treasury:	+ 95 bps
Yield to Maturity:	3.152%
Make-Whole Call (Optional Redemption):	T + 15 bps
CUSIP / ISIN:	00440EAS6/ US00440EAS63
Joint Book-Running Managers:	Citigroup Global Markets Inc. Morgan Stanley
& Co. LLC J.P. Morgan Securities LLC Wells Fargo
Securities, LLC
Senior Co-Managers:	ANZ Securities, Inc. Deutsche Bank Securities
Inc. Goldman, Sachs & Co. HSBC Securities (USA) Inc. Mitsubishi UFJ Securities (USA), Inc.
Co-Managers:	Barclays Capital Inc. BNY Mellon Capital
Markets, LLC ING Financial Markets LLC Lloyds Securities
Inc. Merrill Lynch, Pierce, Fenner & Smith Incorporated RBC Capital Markets, LLC RBS Securities Inc. Standard Chartered Bank

*Note: A securities rating is not a recommendation to buy, sell or hold securities and may be subject to revision or withdrawal at any time.

The issuer and the guarantor have 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 or the guarantor has filed with the SEC for more complete information about the issuer, the guarantor 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 this offering will arrange to send you the prospectus if you request it by calling Citigroup Global Markets Inc. at 1-800-831-9146 or Morgan Stanley & Co. LLC at 1-866-718-1649.