Sec. 300.705 (b) (2) (iii)

(iii) If, for two or more LEAs, geographic boundaries or administrative responsibility for providing services to children with disabilities ages 3 through 21 change, the base allocations of affected LEAs must be redistributed among affected LEAs based on the relative numbers of children with disabilities ages 3 through 21, or ages 6 through 21 if a State has had its payment reduced under §300.703(b), currently provided special education by each affected LEA; and