The IPC defines this class for para-Nordic skiing as for "those with impairments in the lower limb(s) with normal trunk function." For the 1998 Winter Paralympics, the classification was defined for para-Nordic skiing as "Disability of the lower limbs and good sitting balance-Paraplegia and Standing classes with LW 1, 2, 3 and 4." Cross Country Canada defined this para-Nordic classification as "Impairments in the lower limb(s) with normal trunk function."
