YANKTON, S.D.(WNAX)- The South Dakota Senate agreed on rules for the upcoming impeachment trial of Attorney General Jason Ravnsborg.

Senator Jean Hunhoff of Yankton says they need good guidelines.

Hunhoff says they want fair and open proceedings.

Hunhoff says she can deliver an unbiased decision.

Senator Art Rusch of Vermillion says the rules are one of a kind.

Rusch, a retired circuit court judge, says Senators will have to make several decisions.

Rusch says there could be a third vote during the trial.

The trial is set to begin on June twenty first. It will take a two thirds vote of the thirty five member Senate to convict the Attorney General.