49 U.S.C. § 11141

1. (1)the terms “rail carrier” and “lessor” include a receiver or trustee of a rail carrier and lessor, respectively;
2. (2)the term “lessor” means a person owning a railroad that is leased to and operated by a carrier providing transportation subject to the jurisdiction of the Board under this part; and
3. (3)the term “association” means an organization maintained by or in the interest of a group of rail carriers providing transportation or service subject to the jurisdiction of the Board under this part that performs a service, or engages in activities, related to transportation under this part.