Multiple disabilities means concomitant impairments (such as mental retardation-blindness, mental retardation-orthopedic impairment etc.), the combination of which causes such severe educational needs that they cannot be accommodated in special education programs solely for on for the impairments. The term does not include deaf-blindness.

34 C.F.R 300.8(c)(7)

"Severely multiply impaired' means a pupil who has severe learning and developmental problems resulting from two or more disability conditions determined by an evaluation as defined by part 3525.1710

MN R 3525.1339, subp.1

Criteria for Severely Multiply Impaired

The team shall determine that a pupil is eligible as being severely multiply impaired if the pupil meets criteria for two or more of the following disabilities:

1. deaf or heard of hearing;
2. physically impaired;
3. developmental cognitive disability:severe-profound range;
4. visually impaired
5. emotional or behavioral disorders;
6. autism spectrum disorders