Maine Revised Statutes Title 35-A. Public Utilities § 756. Warning signs

1. In covered equipment. A sign must be located in the covered equipment and readily visible and legible to the operator of the covered equipment when at the controls of the covered equipment; and

2. Outside covered equipment. Signs must be located on the outside of covered equipment in numbers and locations that are readily visible and legible at a distance of 12 feet by people engaged in the work operations.