Attorneys need to be licensed in a particular state in order practice there or represent a client in another state. Even if they are licensed to practice in Arizona as well as the other state for which they reside and practice, proceed with caution. You need to make sure they are familiar and up to date with current legislation, case laws, court systems, defense strategies, and protocol. Also, knowing the judges, prosecution, and procedures, management in the prosecution, and the like has proven to make for more favorable outcomes in defending clients with the jurisdiction for which the defense attorney practices on daily basis.