1. SCHEMATICS OF AMM

2. Market Structure Electricity Flow KESH - GenIPPsIMPORTS EXPORT MARKETS SPPs (Distributed Generators) OST Transmission System Operator DSO Distribution System Operator Tariff CustomersEligible Customers Eligible customers in Distribution Area Eligible customers directly connected to Transmission Grid Appendix A

3. Market Structure Interconnection and Transmission Service Agreements including Ancillary services (provided by OST) KESH - GenWPS SPPs, IPPs and Qualified Suppliers OST Transmission System Operator DSO Distribution System Operator Tariff CustomersEligible CustomersRetail Public Supplier Eligible Customers directly connected to Transmission Network Eligible Customers directly connected to Distribution Network Appendix B Note 1: Those Eligible Customers connected to a distribution system will need to enter into an agreement with the distribution company that serves them regarding connection and distribution services.

4. Market Structure Energy Supply Agreements KESH - Gen SPPs, IPPs and Qualified Suppliers OST Transmission System Operator DSO Distribution System Operator Tariff Customers Eligible Customers Retail Public Supplier Export Markets Traders WPS * Regulated by ERE Ancillary Services and Energy to cover losses Appendix C Electricity Supply Agreements Regulated Tariffs and Service Agreements with Tariff Customers * Energy to cover losses Ancillary Services and Energy to cover losses Electricity Supply Agreements Electricity Supply Agreement Electricity Supply Agreements Energy to cover losses Electricity Supply Agreements Electricity Supply Agreement Economy Energy Purchases

5. Market Structure Settlements – Flow of Funds KESH - Gen SPPs, IPPs and Qualified Suppliers OST Transmission System Operator DSO Distribution System Operator Tariff Customers Eligible Customers Retail Public Supplier Export Markets Traders WPS Note 2: Payments under distribution system use tariff Payments under Transmission Tariff Appendix D Payments under Transmission Tariff and Service Agreements Payments under Transmission Tariff Payments for purchased energy Payments for energy to cover losses Payments for purchased energy Payments for energy to cover losses Note 2 Payments for purchased energy Payments for Economy Energy Purchases Payments for purchased energy Payments under supply agreement to the extent permitted by ERE