In this chapter:
(1) "Issuer" means this state or any department, board, authority, agency, subdivision, municipal corporation, district, public corporation, body politic, or instrumentality of this state which has the power to borrow money and issue bonds, notes, or other evidences of indebtedness. The term includes a county, municipality, state-supported institution of higher education, junior college district, regional college district, school district, hospital district, water district, road district, navigation district, conservation district, and any other kind or type of political or governmental entity.
(2) "Paying agent" means the person, including the bank or trust company, at whose location payment of refunded obligations is to be made.