Just Set Up My Wifes 457 Online... Nationwide in 457 Forum Posted October 25, 2007 · Report reply If there was a booklet provided along with her investment options, in fine print under the page listing all possible investments, you will most likely find the Plan's administrative costs. If you don't have said book, ask them for a copy of their prospectus. Vince, I now have both books. Other than the funds fees listed in the Fidelity prospectus, I can find no additional administrative fees. Almost sounds too good to be true.