Is CBD Legal in Louisiana? CBD Regulations are Confusing The passing of the 2018 Farm Bill ended the confusion over CBD’s status in the usa: as a result of this law that is new the substance is legal on the market and usage, so long as it contains lower than .03% THC. Tetrahydrocannabinol is the chemical representative connected with marijuana intoxication. Nonetheless, previously passed away legislation as well as the United States’ system that is national of intended that lots of states had previously possessed a patchwork of state and regional regulations.