This excerpt taken from the POR DEF 14A filed Mar 21, 2008.
At the beginning of each award year, the committee will designate which employees are eligible to participate in the ACI Executive Plan for that award year. Only covered executives (as defined in the ACI Executive Plan) who have a direct, significant and measurable impact on the attainment of the companys goals and objectives are eligible to participate in the ACI Executive Plan. Covered Executive is defined as an employee who (i) would be treated as a covered employee under Section 162(m), (ii) holds a position with the company at the level of vice president or above, or (iii) would be treated as an executive officer of the company under applicable Securities and Exchange Commission reporting rules. As of March 15, 2008, approximately 12 employees of the company met the definition of Covered Executive.