Although we have some guards against jurisdiction names, we can do better by pre-compiling a list of all known jurisdiction names and flagging ones that are known to have duplicate names across jurisdictions (e.g. Decatur Indiana vs Decatur Georgia). Then, have the decision trees include extra validation steps if a jurisdiction is known to have duplicates.
Although we have some guards against jurisdiction names, we can do better by pre-compiling a list of all known jurisdiction names and flagging ones that are known to have duplicate names across jurisdictions (e.g. Decatur Indiana vs Decatur Georgia). Then, have the decision trees include extra validation steps if a jurisdiction is known to have duplicates.