FORM 4
[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         	UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
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                      	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	                      	

1. Name and Address of Reporting Person *

DUPERREAULT BRIAN	2. Issuer Name and Ticker or Trading Symbol

ACE LTD [ ACE ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__ X __ Director                      _____ 10% Owner
__ X __ Officer (give title below)      _____ Other (specify below)
Chairman	
(Last)          (First)          (Middle)

ACE GLOBAL HEADQUARTERS, 17 WOODBOURNE AVENUE	3. Date of Earliest Transaction (MM/DD/YYYY)

1/4/2006		
(Street)

HAMILTON, BERMUDA HM 08
(City)        (State)        (Zip)	4. If Amendment, Date Original Filed (MM/DD/YYYY)

 	6. 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	
1.Title of Security
(Instr. 3)	2. Trans. Date	2A. Deemed Execution Date, if any	3. Trans. Code
(Instr. 8)	4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)	5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)	
			Code	V	Amount	(A) or (D)	Price				
Ordinary Shares  	12/1/2005  	 	G	  V	2000  	D	$0  	948173.8992  	D  	 	
Ordinary Shares  	12/19/2005  	 	G	  V	500  	D	$0  	947673.8992  	D  	 	
Ordinary Shares  	12/20/2005  	 	G	  V	4000  	D	$0  	973673.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	200   (1)	D	$55.0000  	943473.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	7400   (1)	D	$55.0270  	936073.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	5000   (1)	D	$55.0722  	931073.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	5200   (1)	D	$55.1192  	925873.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	19800   (1)	D	$55.1208  	906073.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	2500   (1)	D	$55.1396  	903573.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	7200   (1)	D	$55.1619  	896373.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	2700   (1)	D	$55.2352  	893673.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	200   (1)	D	$55.2900  	893473.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3100   (1)	D	$55.3674  	890373.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3100   (1)	D	$55.3816  	887273.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	2900   (1)	D	$55.3852  	884373.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	1600   (1)	D	$55.4038  	882773.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	2400   (1)	D	$55.4046  	880373.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3200   (1)	D	$55.4066  	877173.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3400   (1)	D	$55.4100  	873773.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3000   (1)	D	$55.4167  	870773.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	5500   (1)	D	$55.4278  	865273.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3400   (1)	D	$55.4603  	861873.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3900   (1)	D	$55.4990  	857973.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	200   (1)	D	$55.5000  	857773.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	5200   (1)	D	$55.5029  	852573.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	4900   (1)	D	$55.5076  	847673.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	3000   (1)	D	$55.60  	844673.8992  	D  	 	
Ordinary Shares  	1/4/2006  	 	S	  	1000   (1)	D	$55.61  	843673.8992  	D  	 	
Ordinary Shares  	 	 	 	  	 	 	 	100  	I  	By son  	

Table II - Derivative Securities Beneficially Owned ( e.g. , puts, calls, warrants, options, convertible securities)	
1. Title of Derivate Security
(Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Trans. Date	3A. Deemed Execution Date, if any	4. Trans. Code
(Instr. 8)	5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)	6. Date Exercisable and Expiration Date	7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4)	8. Price of Derivative Security
(Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)	
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares					

Explanation of Responses:	
(  1) 	These shares were sold in compliance with a qualified selling plan adopted by the reporting person pursuant to Rule 10b5-1 promulgated under the Securities Exchange Act of 1934, as amended.	

Reporting Owners	
Reporting Owner Name / Address	Relationships	
	Director	10% Owner	Officer	Other	
DUPERREAULT BRIAN
ACE GLOBAL HEADQUARTERS
17 WOODBOURNE AVENUE
HAMILTON, BERMUDA HM 08	X		Chairman		

Signatures		
Signed for Brian Duperreault by Keith White pursuant to a power of attorney on file with the Securities and Exchange Commission		1/5/2006	
** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.	
*	If the form is filed by more than one reporting person, see Instruction 4(b)(v).	
**	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 is insufficient, see Instruction 6 for procedure.	
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