[Dog Gone]

The city had laws on the books that required people to stay with their dead horses until they were picked up and disposed of, Dipple said.

That's the explanation, but it doesn't explain why that became law.

[SpringheelJack]

The city probably wanted to make sure there was someone to bill for the cleanup.

[Aquinasfan]

That's the explanation, but it doesn't explain why that became law.

Otherwise people would just abandon the horse, forcing the town to pick up the cost of disposal?