Louisiana Revised Statutes Tit. 32, § 191.1. Operating motorcycles on roadways laned for traffic

A. All motorcycles are entitled to full use of a lane and no motor vehicle shall be driven in such manner as to deprive any motorcycle of the full use of a lane. This Subsection shall not apply to motorcycles operated two abreast in a single lane.

B. The operator of a motorcycle shall not overtake and pass in the same lane occupied by the vehicle being overtaken.

C. No person shall operate a motorcycle between lanes of traffic or between adjacent lines or rows of vehicles.

D. Motorcycles shall not be operated more than two abreast in a single lane.

E. Subsections (B) and (C) shall not apply to police officers in the performance of their official duties.

F. Penalties imposed by this Chapter shall be applicable to any driver or operator of a vehicle, as defined in R.S. 32:1, who is found guilty of or pleads guilty or nolo contendere to a violation of the provisions of this Chapter, including this Section, or any regulation of the department, secretary, and commissioner made pursuant thereto.