[Connection Proposal Market Participant Acceptance Letter] (delete when completing) [Insert Date] [Market Participant Name] [Market Participant Address] Attn: [Market Participant Primary Contact] Dear [Market Participant Primary Contact]: Re: [XXXX] – [Market Participant Name] [Project Name] (the “Project”) – Connection Proposal Market Participant Acceptance This letter requests [Market Participant Name]’s acceptance of the [Project Name] Connection Proposal dated [Insert Date]. The Connection Proposal dated [Insert Date] is based on the Connection Study Scope and Engineering Study Report included in the Connection Proposal. Changes to any of the aforementioned could result in the need for further connection studies and/or a revised Connection Proposal. The Transmission Facility Owner will complete updated cost estimates according to ISO Rules and Market Participants are required to pay actual costs as incurred by the Transmission Facility Owner as per the AESO tariff. Please indicate [Market Participant Name] acceptance of the Connection Proposal by having an authorized representative of [Market Participant Name] sign this letter. Please return the signed letter to [Project Coordinator] at: Alberta Electric System Operator 2500, 330 - 5th Avenue SW Calgary, Alberta T2P 0L4 Should you have any questions in this regard please contact me directly at 403-[555-5555]. Yours truly, [Project Coordinator Name] Public Transmission Project Delivery Page 1 R3-2011-09-29 Project Coordinator Transmission Project Delivery - [North/South] THE ATTACHED CONNECTION PROPOSAL IS ACKNOWLEDGED AND ACCEPTED THIS OF , 201[1]. DAY [MARKET PARTICIPANT LEGAL NAME] Per: Name: Title: 2 Transmission Project Delivery Public R3-2011-09-29