**Exhibit 31.1**

 

**CERTIFICATION**

 

I, Peter R. Huntsman,certify that:

 

1.                                       I have reviewedthis quarterly report on Form 10-Q of Huntsman Corporation and HuntsmanInternational LLC;

 

2.                                       Based on myknowledge, this report does not contain any untrue statement of a material factor omit to state a material fact necessary to make the statements made, inlight of the circumstances under which such statements were made, notmisleading with respect to the period covered by this report;

 

3.                                       [Omitted];

 

4.                                       The registrants’other certifying officer and I are responsible for establishing and maintainingdisclosure controls and procedures (as defined in Exchange ActRules 13a-15(e) and 15d-15(e)) and internal control over financialreporting (as defined in Exchange Act Rules 13a-15(f) and 15d-15(f)) forthe registrants and have:

 

(a)                                  Designed suchdisclosure controls and procedures, or caused such disclosure controls andprocedures to be designed under our supervision, to ensure that materialinformation relating to the registrants, including their consolidatedsubsidiaries, is made known to us by others within those entities, particularlyduring the period in which this report is being prepared;

 

(b)                                 Designed suchinternal control over financial reporting, or caused such internal control overfinancial reporting to be designed under our supervision, to provide reasonableassurance regarding the reliability of financial reporting and the preparationof financial statements for external purposes in accordance with generally acceptedaccounting principles;

 

(c)                                  Evaluated theeffectiveness of the registrants’ disclosure controls and procedures andpresented in this report our conclusions about the effectiveness of thedisclosure controls and procedures, as of the end of the period covered by thisreport based on such evaluation; and

 

(d)                                 Disclosed inthis report any change in the registrants’ internal control over financialreporting that occurred during the registrants’ most recent fiscal quarter (theregistrants’ fourth fiscal quarter in the case of an annual report) that hasmaterially affected, or is reasonably likely to materially affect, theregistrants’ internal control over financial reporting; and

 

5.                                       The registrants’other certifying officer and I have disclosed, based on our most recentevaluation of internal control over financial reporting, to the registrants’auditors and the audit committee of registrants’ board of directors (or personsperforming the equivalent functions):

 

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

 

(b)                                 Any fraud,whether or not material, that involves management or other employees who have asignificant role in the registrants’ internal control over financial reporting.

 
| Date: September 30, 2010 |                       |
|--------------------------|----------------------------|
|                     |                       |
|                     | /s/ PETER R. HUNTSMAN |
|                     | Peter R. Huntsman     |
|                     | *Chief  Executive Officer* |

 

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