Officer's Certificate

Amgen Inc.

• Officers' Certificate - Under Indenture - Amgen Inc. (Mar 13, 2012)

Hewlett-Packard Co.

• Officer's Cerificate Pursuant to Indenture (Oct 18, 2009)

Occidental Petroleum Corp.

• Officers' Certificate - Occidental Petroleum Corp. (Feb 22, 2012)

Safeway Inc.

• Officers' Certificate - Opinion on Notes Issued Under Indenture - Safeway Inc. (Mar 01, 2012)