Me. Rev. Stat. tit. 23, § 6024

The corporation is liable for trespasses and injuries to lands and buildings adjoining or in the vicinity of its road committed by a person in its employment or occasioned by its order, if the party injured within 60 days after the injured gives notice to the corporation; but its liability does not extend to acts of willful and malicious trespass. The person committing a trespass is also liable.