No really there is/was a guy in Nashville who had an emotional support goat and they had to adjust the local ordinances to enable him to keep it since the law claimed it as livestock.

https://www.tennessean.com/story/news/local/2014/04/08/pet-goat-can-stay-nashville-neighborhood/7479567/?gnt-cfr=1&gca-cat=p&gca-uir=false&gca-epti=z1199xxu002443e1199xxv002443&gca-ft=236&gca-ds=sophi