Selling "hatching eggs", because they aren't intended for the human food supply, is generally less costly and less onerous in terms of paperwork/licensing/etc though still similar in zoning/permitting requirements.
It varies by state, and it is intended to be onerous. Some of those rules are for reason of food safety (rightly or wrongly), like the three compartment sink - an almost essential requirement here in the US for any food service/prep. SO much so that in Florida, anyone managing a food service...