Section 20.03.05.035 - ASSIGNMENTS01.Prior Written Approval. No lease assignment is valid until approved in writing by the Department. A lease may be assigned to any person qualified to hold a lease.02.Partial Assignment. A lease may be partially assigned if both the assigned and the retained part created by the assignment contain not less than one-half (1/2) mile length of river bed. The resulting leases continue in full force and effect for the balance of the term of the original lease unless otherwise terminated in accordance with the terms of the lease.Idaho Admin. Code r. 20.03.05.035