System Upgrade Facilities Transmission Owner shall design, procure, construct, install, and own the System Upgrade Facilities described in Appendix A hereto. The responsibility of the Developer for costs related to System Upgrade Facilities shall be determined in accordance with the provisions of Attachment S to the NYISO OATT.
System Upgrades The Connecting Transmission Owner shall procure, construct, install, and own the System Upgrade Facilities and System Deliverability Upgrades described in Attachment 6 of this Agreement. To the extent that design work is necessary in addition to that already accomplished in the Class Year Interconnection Facilities Study for the Interconnection Customer, the Connecting Transmission Owner shall perform or cause to be performed such work. If all the Parties agree, the Interconnection Customer may construct System Upgrade Facilities and System Deliverability Upgrades.