Alliant EnergyMadison, WS – (METERING.COM) --- September 5, 2006 – Alliant Energy Corporation, a public utility holding company serving approximately 1 million electric and over 400,000 natural gas customers in the American Midwest, has begun the process of selling its interest in Alliant Energy New Zealand Limited (AENZ).

John Peterson, President of Alliant International, observes: “As we have previously stated, an international presence is no longer consistent with Alliant Energy’s long-term business strategy.”

The utility has appointed First New Zealand Capital, in affiliation with Credit Suisse, to manage the sale by soliciting trade buyers.