Share 'health laws on making chocolates at home?'

i asked this in the kitchen confectionary group but no one has answered- i thought more people would see it here and someone might know i want to start a chocolate business at home and wondered if there are any laws around doing so, as with other food businesses...i have NO clue and cannot find any information at all....i thought maybe some of you, here, would know or know where i can find out..…