10 USC 1216a – Determinations of disability: requirements and limitations on determinations
(a)
(A) shall, to the extent feasible, utilize the schedule for rating disabilities in use by the Department of Veterans Affairs, including any applicable interpretation of the schedule by the United States Court of Appeals for Veterans Claims; and
(B) except as provided in paragraph (2), may not deviate from the schedule or any such interpretation of the schedule.
(2) In making a determination described in paragraph (1), the Secretary concerned may utilize in lieu of the schedule described in that paragraph such criteria as the Secretary of Defense and the Secretary of Veterans Affairs may jointly prescribe for purposes of this subsection if the utilization of such criteria will result in a determination of a greater percentage of disability than would be otherwise determined through the utilization of the schedule.
(b)