It is illegal to bring your horse or pack mule above the ground floor of any building.

It’s illegal to keep a mule on the second floor of a building not in a city unless there are 2 exits. (MGL Chapter 272 section 86)

It is illegal to bring a donkey or a mule onto a trolley car.

Riding a horse over any public highway for the purpose of racing, or testing the speed of the horse is illegal. Penalty: Maximum $20 fine and imprisonment for 10 days.

It’s against the law to keep manure in a building unless the building is being used as a stable.

Any carport added to a building increases the value of the building by 15.5 times the cost of building the carport