Third Supplemental Indenture from Integrys Energy Group, Inc. (f/k/a WPS Resources Corporation) to Trustee Dated as of June 1, 2009 Supplemental to Indenture Dated as of October 1, 1999Integrys Energy Group, Inc. • June 17th, 2009 • Electric & other services combined
This Third Supplemental Indenture is made as of the 1st day of June, 2009 by and between Integrys Energy Group, Inc. (f/k/a WPS Resources Corporation), a corporation duly organized and existing under the laws of the State of Wisconsin (the “Company”), and U.S. Bank National Association, a national banking association duly organized and existing under the laws of the United States, as trustee (the “Trustee”), and successor to Firstar Bank National Association.
