Prosecution and defense of actions for state and county--Proceedings outside county or in federal court

The state's attorney shall appear in all courts of his county and prosecute and defend on behalf of the state or his county all actions or proceedings, civil or criminal, in which the state or county is interested or a party. No state's attorney is required to appear in courts outside his county to prosecute and defend on behalf of the state or his county, any action or proceeding, civil or criminal, in which the state or county is interested or a party, except as required under §