Core Values and Code of Conduct

CERTIFICATE

(Please sign and return to your local Human Resources Supervisor)


TO: POTASHCORP
COMPLIANCE COMMITTEE
SASKATOON, SK
C/O: GENERAL COUNSEL




I, ______________________________________________, certify that
                        (please print name)
i) I have read the PotashCorp Statement of Core Values and Code of Conduct, and
ii) I will comply with the provisions of each of those policies.




________________________________
Dated
______________________________________________
Signature



POTASH CORPORATION OF SASKATCHEWAN INC.