**Exhibit31.3**

 

CERTIFICATION OFPRINCIPAL FINANCIAL OFFICER

 

I, Gregg Buckbinder,Chief Financial and Operating Officer and principal financial officer ofMillburn Ridgefield Corporation, the Managing Owner of Global Macro Trust (the “Trust”),do hereby certify that:

 

1. I have reviewed thisannual report on Form 10-K of Global Macro Trust;

 

2. Based on my knowledge,this annual report does not contain any untrue statement of a material fact oromit to state a material fact necessary to make the statements made, in lightof the circumstances under which such statements were made, not misleading withrespect to the period covered by this annual report;

 

3. Based on my knowledge,the financial statements, and other financial information included in thisannual report, fairly present in all material respects the financial condition,results of operations and cash flows of the Trust as of, and for, the periodspresented in this annual report;

 

4. The Trust’s othercertifying officers and I are responsible for establishing and maintainingdisclosure controls and procedures (as defined in Exchange Act Rules 13a-15(e)and 15d-15(e)) for the Trust and have:

 

(a)  designed such disclosure controls andprocedures, or caused such disclosure controls and procedures to be designedunder our supervision, to ensure that material information relating to theTrust, including its consolidated subsidiaries, is made known to us by otherswithin those entities, particularly during the period in which this annualreport is being prepared;

 

(b) evaluated theeffectiveness of the Trust’s disclosure controls and procedures and presentedin this annual report our conclusions about the effectiveness of the disclosurecontrols and procedures, as of the end of the period covered by this reportbased on such evaluation;

 

(c) disclosed in thisreport any change in the Trust’s internal control over financial reporting thatoccurred during the Trust’s most recent fiscal quarter (the Trust’s fourthfiscal quarter in the case of this annual report) that has materially affected,or is reasonably likely to materially affect, the Trust’s internal control overfinancial reporting.

 

5. The Trust’s othercertifying officers and I have disclosed, based on our most recent evaluationof internal control over financial reporting, to the Trust’s auditors and theaudit committee of the Trust’s board of directors (or persons performing theequivalent functions):

 

(a) all significantdeficiencies and material weaknesses in the design or operation of internalcontrol over financial reporting which are reasonably likely to adverselyaffect the Trust’s ability to record, process, summarize and report financial information;and

 

(b) any fraud, whether ornot material, that involves management or other employees who have asignificant role in the Trust’s internal control over financial reporting.

 

 
| By:                                    | /s/ Gregg Buckbinder |   |
|----------------------------------------|----------------------|--------|
|                                   |                 |   |
|                                   |                 |   |
| Gregg Buckbinder                       |
| Chief Financial and  Operating Officer |
| March 30, 2006                         |

 

----