[dwe3000]

> Budgetary reasons. Why would the FBI spend their own money and resources to enforce FDA regulations? That's money coming out of their budget.

Businesses have been charging internal departments budgetary expenses for ages. That's what an overhead department - often IT, for example - does.

Thinking of these as separate agencies is just an easy way to hide that they are all federal government agencies.

Even working with charging state agencies wouldn't be that difficult to work out.