cost for power of attorney
1 On the website Consumer.org, it is stated that the power of attorney can cost anywhere from $150 to as high as $290. 2  Technically, this depends on the company and the legal aspects that come with it. 3  Ottawaorleanslawyers.com lists a chart of people and the corresponding charges for the power of attorney. Ottawaorleanslawyers.com lists a chart of people and the corresponding charges for the power of attorney. 2  Singles often have lower rates as compared for those who are categorized as couples. 3  The costs here range anywhere from $150 to as much as $700.