(1) it's a violation of this statute if:

(a) anyone stops or parks a vehicle on a highway where parallel parking is permitted and the vehicle is not parked in accordance with the following:

(A) on a two-way highway, the vehicle must be positioned so that the right-hand wheels are parallel to and within twelve (12) inches of the right curb or, if no curb, as close as possible to the right edge of the right shoulder

(B) on a one-way highway where parallel parking is permitted on either side, a vehicle parked or stopped on the right side must be positioned in accordance with the requirements of subparagraph (A) of above & a vehicle parked or stopped on the left side must be positioned so that the left-hand wheels are parallel to and within twelve (12) inches of the left curb or, if no curb, as close as possible to the left edge of the left shoulder.

(C) where marked parking spaces are provided, a vehicle must be positioned so that it faces in the direction in which vehicles in the adjacent lane of the roadway are required to travel & so that the wheels are within the parking space markings which are parallel to the curb or, if no curb, to the edge of the shoulder OR

(b) the person is the owner of an unattended vehicle parked on a highway in violation of paragraph (a) of this subsection

(2) the provisions of this statute don't apply to the driver of a vehicle that's disabled in such manner and to such extent that the driver cannot avoid stopping or temporarily leaving the disabled vehicle in a position prohibited by this section

(3) a police officer, under authority granted by 810.430 (movement of illegally parked vehicles), may move or require to be moved a vehicle that is parked in violation of this section

(4) it's an affirmative defense to a prosecution of the owner of a vehicle under subsection (1)(b) of this statute that the use of the vehicle was not authorized by the owner, either expressly or by implication