Definitions.

As used in this chapter , unless the context otherwise requires: 1. “Agency” means any governmental body which exercises jurisdiction over any road as provided in section 306.4 . 2. “Book” , “list” , “record” , or “schedule” kept by a county auditor, assessor, treasurer, recorder, sheriff, or other county officer means the county system as defined in section 445.1 . 3. “Department” means the state department of transportation. [C75, 77, 79, 81, §306.2 ] 2000 Acts, ch 1148, §1 ; 2002 Acts, ch 1119, §200, 201