------------------------------ OMB APPROVAL ------------------------------ OMB Number Expires: Estimated average burden hours per response ....... 0.5 ------------------------------ U.S. SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 4 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934, Section 17(a) of the Public Utility Holding Company Act of 1935 or Section 30(f) of the Investment Company Act of 1940 [ ] Check box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b). _______________________________________________________________________________ 1. Name and Address of Reporting Person* MARSHALL Christopher Z. ------------------------------------------------------------------------------- (Last) (First) (Middle) c/o ACE Limited The ACE Building, 30 Woodbourne Avenue ------------------------------------------------------------------------------- (Street) Hamilton HM 08 BERMUDA ------------------------------------------------------------------------------- (City) (State) (Zip) _______________________________________________________________________________ 2. Issuer Name and Ticker or Trading Symbol ACE Limited (NYSE:ACL) _______________________________________________________________________________ 3. IRS Identification Number of Reporting Person, if an Entity (Voluntary) _______________________________________________________________________________ 4. Statement for Month/Year September 2000 _______________________________________________________________________________ 5. If Amendment, Date of Original (Month/Year) =============================================================================== 6. Relationship of Reporting Person to Issuer (Check all applicable) [ ] Director [ ] 10% Owner [X] Officer (give title below) [ ] Other (specify below) Chief Financial Officer ------------------------------ _______________________________________________________________________________ 7. Individual or Joint/Group Filing (Check applicable line) [X] Form filed by one Reporting Person [ ] Form filed by more than one Reporting Person _______________________________________________________________________________ =============================================================================== Table I -- Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned ===============================================================================

6. 4. 5. Owner- Securities Acquired (A) or Amount of ship 3. Disposed of (D) Securities Form: 7. Transaction (Instr. 3, 4 and 5) Beneficially Direct Nature of 2. Code ------------------------------- Owned at End (D) or Indirect 1. Transaction (Instr. 8) (A) of Month Indirect Beneficial Title of Security Date ------------ Amount or Price (Instr. 3 (I) Ownership (Instr. 3) (mm/dd/yy) Code V (D) and 4) (Instr.4) (Instr. 4) ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- Ordinary Shares 4/7/00 A(1) V ~~509~~675 A $19.4438 ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary~~Oridnary Shares 7/7/00 A(1) V ~~207~~498 A $23.8000 ----------------------------------------------------------------------------------------------------------------------------------- Ordinary Shares 89/2221/00 M 60120,000 A $21.3333 ----------------------------------------------------------------------------------------------------------------------------------- Ordinary Shares 89/2221/00 S 17120,~~900~~000 D $3536.~~5000~~4882 ~~----------------------------------------------------------------------------------------------------------------------------------- Ordinary Shares 8/22/00 S 13~~184,~~000~~006 D ~~$35.0625~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary Shares 8/22/00 S 12,600 D $35.0000~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary Shares 8/22/00 S 8,000 D $35.2500~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary Shares 8/22/00 S 5,000 D $35.1875~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary Shares 8/22/00 S 3,500 D $35.1250 73,509 D~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary Shares 100 I(2) By son~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~By Ordinary Shares 50 I(2) stepdaughter~~ ----------------------------------------------------------------------------------------------------------------------------------- ~~Ordinary Shares 1,200 I(2) By spouse~~ ===================================================================================================================================

* If the Form is filed by more than one Reporting Person, see Instruction 4(b)(v). Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. (Print or Type Responses) (Over) (Form 4-07/98) FORM 4 (continued) Table II -- Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) ===============================================================================

10. 9. Owner- Number ship of Form 2. Deriv- of Conver- 5. 7. ative Deriv- 11. sion Number of Title and Amount Secur- ative Nature or Derivative 6. of Underlying 8. ities Secur- of Exer- 4. Securities Date Securities Price Bene- ity: In- cise 3. Trans- Acquired (A) Exercisable and (Instr. 3 and 4) of ficially Direct direct Price Trans- action or Disposed Expiration Date ---------------- Deriv- Owned (D) or Bene- 1. of action Code of(D) (Month/Day/Year) Amount ative at End In- ficial Title of Deriv- Date (Instr. (Instr. 3, ---------------- or Secur- of direct Owner- Derivative ative (Month/ 8) 4 and 5) Date Expira- Number ity Month (I) ship Security Secur- Day/ ------ ------------ Exer- tion of (Instr. (Instr. (Instr. (Instr. (Instr. 3) ity Year) Code V (A) (D) cisable Date Title Shares 5) 4) 4) 4) ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- Options to ~~Ordinary~~ acquire $21.3333 89/2221/00 M 60120,000 ~~10/1/97~~(2) 10/1/0001 ~~Shares~~Ordinary 60120,000 ~~188~~412,000 D Shares ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------- =================================================================================================================================== Explanation of Responses: (1) Purchase pursuant to ACE Limited Employee Stock Purchase Plan. (2) ~~Mr.~~68,000 ~~White~~options ~~disclaims~~became ~~beneficial~~exercisable ~~ownership~~on ofMarch ~~the~~31, ~~ordinary~~1997; ~~shares~~40,000 ~~held~~options bybecame ~~his~~exercisable ~~spouse~~on October 1, ~~son~~1997; and ~~stepdaughter~~12,000 options became exercisable on October 1, 1998.

Signed for Christopher Z. Marshall pursuant to a power of attorney on file with the Securities and Exchange Commission /s/ Peter Mear 9th October 2000 -------------------------------------------- ----------------------- **Signature of Reporting Person Date ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space provided is insufficient, see Instruction 6 for procedure. Page 2

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