She already cared for alpacas, emus and reptiles at the private 3.5-acre (1.4-hectare) site, which has attracted criticism from other villagers.
District Judge Christopher Williams said there was “considerable animosity” between all involved.
A Freedom of Information request, submitted by the BBC, has now revealed the local authority spent £34,323 on the case, including £19,641 it was ordered to pay Marsh in costs.
“I think it’s disgusting they spent that money on me, absolutely disgusting,” Marsh said.
“The whole lot of them need sacking, all of them at Uttlesford. They’re totally incompetent.”