United Parcel Service Inc. is planning to use golf carts to make package deliveries in suburban and residential areas when needed.

The new delivery option comes as Kentucky law was recently loosened up on these vehicles. But Teamsters Local 89, which represents many UPS employees in Louisville, is speaking out against it.

House bill 404, approved by the Kentucky General Assembly in March and signed by Gov. Matt Bevin in April, allows commercial delivery personnel to use golf carts and low-speed…