UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

Current Report

Pursuant To Section 13 or 15 (d) of the

Securities Exchange Act of 1934

Date of Report (Date of earliest event reported) February 12, 2009

ACE LIMITED

(Exact name of registrant as specified in its charter)

Switzerland	1-11778	98-0091805
(State or other jurisdiction of incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

Bärengasse 32

Zurich, CH-8001

Switzerland

(Address of principal executive offices)

Registrant’s telephone number, including area code: +41 (0)43 456 76 00

Not applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 7.01 Regulation FD Disclosure

Concurrent with this filing, ACE Limited is posting a slide presentation entitled “ACE Financial Review Fourth Quarter 2008” on its web site, accompanied by an audio presentation by Philip Bancroft, the company’s chief financial officer. The presentation was created specifically for such posting and was not previously made to an audience. The presentation can be accessed for at least 90 days at http://www.acelimited.com/AceLimitedRoot/Investor+Information.

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.

ACE LIMITED
By:	/s/ ROBERT F. CUSUMANO
	Robert F. Cusumano
	General Counsel

DATE: February 12, 2009