At the time of purchase, Berkshire's voting interest was limited to 10% of the company's shares, but this restriction ended when the Public Utility Holding Company Act of 1935 was repealed in 2005.
Pada saat membeli perusahaan ini, Berkshire hanya diperbolehkan memiliki 10% hak suara, tetapi pembatasan ini berakhir saat Public Utility Holding Company Act 1935 direvisi pada tahun 2005.