D2006.6.82 - Joint Application of NorthWestern Corp. and Babcock & Brown Infrastructure Ltd., et al. for Approval of the Sale and Transfer of NW Corp. Pursuant to a Merger Agreement
Final Audit Report - 7/2/2004 - By Liberty Consulting Group on Operations of Electric and Gas Transmission and Distribution of NorthWestern Energy -- Montana
8/30/2004 - NorthWestern Energy's Initial Response to Liberty Consulting Infrastructure Audit