For the purpose of this section, the following terms shall have the following meanings:
(1) Horse means the entire family of equidae.
(2) Vehicle means every device in, upon, or by which any person or property is or may be transported or drawn upon a highway, except devices moved by human power or used exclusively upon stationary rails or tracks.
(b) Every vehicle utilized for the transportation of more than six horses shall meet the following specifications:
(1) Doorways used by horses shall be wide enough to allow each horse to enter and exit without touching the sides of the doorway. The top of each doorway shall be at least 12 inches above the withers of the largest horse, while that horse is in a natural standing position, transported in the vehicle.
(2) All structures above each horse shall be at least 12 inches above the withers of that horse while it is in a natural standing position.
(3) There shall be sufficient space for each horse carried in the vehicle to allow each horse to be transported in a humane manner and without the infliction of pain, suffering, injury or death.
(4) The top of all partitions shall be at least five feet from the floor. If there is a space between the floor and the bottom of the partition, it shall be 12 inches. If slatted partitions are used, there shall be gaps of no more than two inches between the slats.
(5) Every vehicle shall be in compliance with all of the applicable laws of this State and the United States and the rules and regulations promulgated thereunder.
(c) Every police officer, and every peace officer who acts pursuant to his special duties, shall have full access to any vehicle for the purpose of determining whether that vehicle is in compliance with this section and section 350-a of the Agriculture and Markets Law.