CBD is not a scheduled substance in Belgium, so its intended use determines whether or not it is legal. CBD in vapour products is currently unregulated in Belgium, but CBD in nicotine-containing vapour products is considered illegal.
Hemp flower legal as long as it contains no more than 0.2% THC. Possession and consumption of cannabis for recreational use is decriminalised. Cannabis cannot be cultivated for medical purposes, but there are some approved cannabis-containing pharmaceuticals made with imported cannabis.
This report provides a detailed overview of Belgium’s federal and state regulation of hemp, CBD and cannabis, covering everything from cultivation to extracts and finished products, as well as the medical and recreational cannabis regimes.