(A) No tractor unit over 16 engine horsepower designed for mowing or tractor-mower combination unit over 16 engine horsepower owned or leased by the city shall be operated for the purpose of mowing vegetation on highway right-of-way unless the tractor of the unit is equipped with an operator protective frame conforming to the specifications prescribed by the department, and with a seat safety belt.
(B) The department shall establish performance specifications for the operator protective frame.
(C) The operator protective frame may be incorporated into a cab, which design shall conform to the specifications established by the department.
(D) The seat safety belt must meet the requirements provided in § 74.027.
(ILCS Ch. 625, Act 5, § 12-708) Penalty, see § 70.999