Sec. 7. (a) As used in this chapter, "judge" means a judge of the court of appeals, the tax court, or a circuit, superior, county, small claims, or probate court, city court, or town court.
(b) The term includes a judge pro tempore, commissioner, or hearing officer if the judge pro tempore, commissioner, or hearing officer sits more than twenty (20) days other than Saturdays, Sundays, or holidays in one (1) calendar year as a judge, commissioner, or hearing officer in any court.