(a) A covenant, promise, agreement or understanding in or in connection with or collateral to a motor carrier transportation contract purporting to indemnify the promisee against liability for damages resulting from the negligence of the promisee, the promisee's agents or employees, or indemnitee, is against public policy and is void and unenforceable.
(b) Subsection (a) shall not apply to the Uniform Intermodal Interchange and Facilities Access Agreement administered by the Intermodal Association of North America or other agreements providing for the interchange, use or possession of intermodal chassis, containers or other intermodal equipment.