Lawyers for the Auburn Republican have subpoenaed Strange to testify at an Oct 26 hearing.
Prosecutors have asked a judge to quash the subpoena, saying the court already allowed a deposition of Strange.
The defense has accused prosecutors of misconduct. They are also arguing the case against the powerful Republican is a selective prosecution.
Prosecutors dismissed the claims as defense “conspiracy” theories. Strange stepped aside from the investigation and appointed a retired district attorney to lead the case.
Hubbard faces 23 ethics counts accusing him of using his public positions to benefit his businesses. He has maintained his innocence.
Republished with permission of the Associated Press.