Louisiana State Uniform Construction Code (2009 IRC Adoption):
Newly constructed one- and two-family dwellings and townhomes of not more than three stories are required to install CO alarms outside of each separate sleeping area in the immediate vicinity of bedrooms. (Effective date: January 1, 2011)
Louisiana State Uniform Construction Code (2012 IRC Adoption):
When alternations, repairs or additions occur or where one or more sleeping rooms are added in existing dwellings that have attached garages or within which fuel fired appliances exist, carbon monoxide alarms shall be provided.