13-51-5 Separate institutional funds in treasury for self-liquidating projects. 13-51-6 Identification of funds for self-liquidating projects--Consolidation of funds for institution. 13-51-7 Institutional accounting for individual project funds--Reconciliation with consolidated funds in treasury. 13-51-8 Federal concurrence in accounting procedures required. 13-51-8.1 Power to combine self-liquidating projects or facilities on institutional basis. 13-51-8.2 Power to issue refunding bonds for revenue bonds issued on self-liquidating projects or facilities. 13-51-8.3