Outlook provides no technique for programmatically running a rule.

Signature
Sue Mosher, Outlook MVP
Author of Configuring Microsoft Outlook 2003
http://www.turtleflock.com/olconfig/index.htm
and Microsoft Outlook Programming - Jumpstart for
Administrators, Power Users, and Developers
http://www.outlookcode.com/jumpstart.aspx
>I have already defined a rule for my inbox, but I want to execute the rule
> upon a specific event. How can I execute the rule without rewriting the rule
> in a customer script?