1. RXQ. 4.4.1 Formal Dispute Process Flow Retail Customer (RC) Market Participant (MP) Initiating Formal Dispute Applicable Regulatory Authority (ARA) All Other Parties Involved RC or MP sends written notice of Formal Dispute to ARA & other parties involved 4.3.2.1, 4.3.2.2 & 4.3.2.3 RC or MP sends contact information to all parties involved 4.3.1.5 Contact information received 4.3.1.5 Received written response 4.3.3.1 ARA receives notice of Formal Dispute 4.3.2.1, 4.3.2.2 & 4.3.2.3 Other parties involved receive notice of Formal Dispute 4.3.2.1, 4.3.2.2 & 4.3.2.3 Contact information received 4.3.1.5 All parties involved send contact information to all other parties 4.3.1.5 Send written response within 20 days 4.3.3.1 Contact information received 4.3.1.5 Received written response 4.3.3.1 1

2. RXQ. 4.4.1 Formal Dispute Process Flow Retail Customer (RC) Market Participant (MP) Initiating Formal Dispute Applicable Regulatory Authority (ARA) All Other Parties Involved Receives ARA decision 4.3.3.5 ARA directs method of resolution 4.3.3.5 Receives ARA decision & takes necessary action 4.3.3.5 ARA dismisses the Formal Dispute 4.3.3.5 1 ARA dockets a proceeding 4.3.3.5 ARA directs all parties to take necessary action(s) 4.3.3.5 ARA directs formal investigation 4.3.3.5 ARA decides in favor of initiating party (ies) 4.3.3.5 2 3 No Yes

3. RXQ. 4.4.1 Formal Dispute Process Flow Retail Customer (RC) Market Participant (MP) Initiating Formal Dispute Applicable Regulatory Authority (ARA) All Other Parties Involved 2 3 Formal investigation conducted in accordance with ARA regulations 4.3.3.5 Docketed proceeding conducted in accordance with ARA regulations 4.3.3.5