According to e-Discovery Analysis & Technology Group at K&L Gates Gates, the following is a list of the states with statutes and court rules regarding the discovery of electronically stored information. For specific information including effective dates and applicable statutes, see the complete article Current Listing of States That Have Enacted E-Discovery Rules.
As of July 1, 2008
Arizona
Connecticut
Idaho
Illinois
Indiana
Iowa
Louisiana
Maryland
Minnesota
Mississippi
Montana
Nebraska
New Hampshire
New Jersey
New York
North Carolina
Texas
Utah