Topic:"Rate Design" in M13008

Out of Scope: - Legislative/Regulatory changes: Potential changes to legislation and/or regulations related to proposed changes to the tariffs - Net Metering : As net metering is not directly contemplated within the tariffs, any proposed c...

AI summary The document outlines that legislative and regulatory changes related to tariffs are out of scope, as well as any proposed changes to net metering, which is not directly addressed within the current tariff framework.

Overview of Renewable to Retail Services & Tariffs 12 Power Advisory LLC 2026. All Rights Reserved. LRS T&Cs: The LRS shall ensure that each RtR Customer Contract contains an acknowledgement from the RtR Customer that the RtR Customer will...

AI summary The document provides an overview of Renewable to Retail (RtR) services and tariffs, including terms and conditions for Load Resource Service (LRS) contracts, which require customers to revert to NS Power's Bundled Service upon discontinuation of LRS Tariffed Service.

Summary: Distribution Tariff & Distribution Tariff Rate - The Distribution Tariff and the associated Distribution Tariff Rates relate to the provision of Distribution System Access to RtR Customers to enable the connection of the RtR Custo...

AI summary The Distribution Tariff and its associated rates govern how RtR Customers connect to the Distribution System. It is the only tariff paid directly by RtR Customers, while other tariffs are paid by Licenced Retail Suppliers. The tariff includes sections on definitions, purpose, scope, board approval, responsibilities, and other operational aspects.

Summary: Energy Balancing Tariff - Under the Energy Balancing Tariff, the Energy Balancing Service is a "supplemental generation service provided to Licenced Retail Suppliers (LRS) in respect of the Licenced Retail Supplier's Renewable to...

AI summary The Energy Balancing Tariff provides a supplemental generation service to Licensed Retail Suppliers (LRS) for their Renewable to Retail (RtR) customers, ensuring service reliability equivalent to that of Nova Scotia Power customers. It includes 'top-up energy' and 'spill energy' components to balance load and generation.

1. If possible, maintain a simplified approach to energy balancing - o There appears to be general acceptance that a simplified approach to energy balancing would be preferable initially, such that the Energy Balancing Tariff would continu...

AI summary The document suggests a simplified approach to energy balancing, with the Energy Balancing Tariff being settled at the system-wide level. Nova Scotia Power is asked to confirm if this approach is suitable, considering long-term implications of exports from RTR-connected generation and surplus net billing during system curtailment.

1. Gross Load Measurement under the Standby Service Tariff , Firm Demand and Monthly Standby Contract Demand - o REI proposed that renewable BTM generation should be allowed to offset firm load requirements, noting that the proposed approa...

AI summary REI proposed that renewable behind-the-meter (BTM) generation should be allowed to offset firm load requirements under the Standby Service Tariff. REI also requested a clear justification if such offset is not permitted, emphasizing the need to consider the reliability and capacity contribution of renewable resources. Power Advisory suggested factors to evaluate, including system peak capacity and asset control.

2. The calculation of the Standby Service Tariff - o REI suggested that actual measured demand should be used for the Standby Service Tariff, instead of "speculative gross or net assumptions". - o This may refer to the Demand Adjustment Fa...

AI summary REI argues that actual measured demand should be used for the Standby Service Tariff instead of speculative assumptions. This may relate to demand adjustment factors in the tariff calculation, which require further discussion to clarify REI's concern.

Proposed Changes: RTR Market Transition Tariff - 1. To be resolved following clarifications in other tariff documents - o The priority should be to resolve the issues raised in relation to the key tariff documents. - o Once the approach on...

AI summary The proposed changes to the RTR Market Transition Tariff are contingent on resolving issues in other key tariff documents first. Once those issues are addressed, the RTR Market Transition Tariff will be revisited for potential updates.

Issues List (1 of 2) At a high level, issues that remain under discussion include: - Whether a comprehensive approach is required or a simplified approach to the amendments is feasible; - Potential incremental costs, or charges, arising fr...

AI summary The document outlines key issues under discussion, including the feasibility of a comprehensive or simplified approach to amendments, potential incremental costs from distribution system use, recovery of charges, application of losses in distribution zones, settlement approaches for distributed energy aggregation, system refinements for tracking import/export transactions, and whether distribution-connected generation should offset firm load obligations.

RTR Tariff Update Consideration - RTR Energy Balancing Service (EBS), Standby Service (SS), and the Market Transition (RTT) Tariff are costed and priced based on NS Power customer class costs and load profiles, while the RTR tariff pricing...

AI summary The RTR Tariff Update considers the costing and pricing of RTR Energy Balancing Service, Standby Service, and Market Transition Tariff based on NS Power customer class costs and load profiles. A new tariff is proposed for the aggregation of distributed generation by LRS, with charges initially focused on administrative costs. REI's market model allows for customer generation exceeding load, unlike NS Power's net metering model. The treatment of losses in the RTR Distribution-Connected market remains unresolved.

DAS TARIFF REVIEW In light of the early stages of RtR market development in general and, in particular, Distributionconnected Generation market development following 2028, a review of the operation of this tariff and the broader RtR constr...

AI summary The DAS Tariff review will be conducted by NS Power to assess the operation of the tariff and the broader RtR construct, with potential revisions proposed to the Board if needed. If issues arise, the Board may intervene to adjust the tariff on an expedited basis to protect customers.

SPECIAL CONDITIONS - (1) NS Power reserves the right to have a separate service agreement, if in the opinion of NS Power issues not specifically set out herein, must be addressed for the ongoing benefit of NS Power and its customers. - (2)...

AI summary NS Power retains the right to establish separate service agreements for issues not addressed in the current terms. LRS' RtR Customers and generators must ensure their operations do not compromise the power supply system's integrity, as outlined in written operating agreements. NS Power may apply to the Nova Scotia Energy Board for changes to rates, terms, and conditions.

10.1 Provision and Ownership NS Power will provide, install and seal all revenue class meters as necessary for application of this Distribution Tariff. The meters will be used for determining charges for Distribution System Access under th...

AI summary NS Power is responsible for providing, installing, and sealing revenue class meters for RtR Customers under the Distribution Tariff. These meters are required for determining distribution charges and must meet specific regulatory requirements. The ownership of all metering equipment remains with NS Power.

11.1 Application of Distribution Tariff Rates The Distribution Tariff amounts payable by the RtR Customer will be calculated by NS Power using the RtR Customer's meter readings and the Distribution Tariff Rate Schedule applicable to the Rt...

AI summary This section outlines how Nova Scotia Power calculates distribution tariff amounts for RtR Customers based on meter readings and applicable rate schedules. It also states that if an RtR Customer's operational or consumption characteristics change, NS Power will adjust the applicable distribution tariff rate accordingly.

11.2 Billing Unless NS Power directs otherwise, the RtR Customer shall be invoiced by the LRS and will pay the LRS for any charges or fees, inclusive of all applicable taxes, owing by the RtR Customer to NS Power under this Distribution Ta...

AI summary This section outlines the billing responsibilities of the RtR Customer under the Distribution Tariff, including DT Charges, which encompass distribution system access fees, demand side management cost recovery charges, and storm cost recovery charges. The RtR Customer is responsible for paying these charges to the LRS, and they agree not to hold NS Power liable for collection actions by the LRS.

11.3 Real Power Losses Distribution System Real Power Losses associated with Distribution System Access are incorporated in the Distribution Tariff rates applicable to each RtR Customer's rate class. The RtR Customer is responsible for the...

AI summary The document explains that real power losses in the distribution system are included in the distribution tariff rates for each RtR customer's rate class, and the RtR customer is responsible for these costs.

AVAILABILITY This Standby Service Tariff is applicable to the LRS in order to facilitate the purchase of renewable low-impact electricity by Renewable to Retail (RtR) Customers. This Standby Service Tariff is provided under the following t...

AI summary The Standby Service Tariff applies to the Load Response Service (LRS) to enable Renewable to Retail (RtR) Customers to purchase renewable low-impact electricity. Key conditions include a valid LRS Participation Agreement with NS Power, service to RtR Customers, and tracking of customer imports and exports for billing and tariff purposes.

DEMAND CHARGE $5.601 per month, per kilowatt (kW) of monthly standby contract demand.

AI summary The demand charge is set at $5.601 per month per kilowatt of monthly standby contract demand.

Where: - o "k" is the number of otherwise applicable bundled service rate classes to RtR customers of an LRS. - "CMPFDi" is hourly kW Class Monthly Peak Firm Demand (CMPFD) of the LRS firm load in each tariff class at the time of system co...

AI summary The text defines key terms related to rate classes and demand calculations for LRS customers, including the number of bundled service rate classes and CMPFD, which considers firm load demand at transmission delivery points and excludes customer exports.

- o "CMDAFi" is the Class Monthly Demand Adjustment Factor applicable to each class as set out below: Classes Jan, Feb, Dec Mar, Apr May, Jun Jul, Aug, Sep Oct, Nov Domestic 1.00 1.34 2.13 2.26 1.65 Small General 1.00 1.24 1.62 1.59 1.35 G...

AI summary The text defines CMDAFi, the Class Monthly Demand Adjustment Factor, and provides a table with factors for different customer classes across various months. It also mentions PR, the Planning Reserve percentage, based on Northeast Power Coordinating Council criteria.

tions, disconnections, line and service extensions, inspection services, meter services, power restoration, meter reading, and customer service, all in accordance with applicable NS Power Regulations. Distribution Tariff : The NS Power Dis...

AI summary The document outlines various tariffs and charges related to distribution and energy balancing services by NS Power, including distribution system access, demand side management recovery, storm cost recovery, and other approved charges. It also defines good utility practice in line with industry standards.

3.0 SCOPE AND APPLICABILITY OF THE LRS T&CS - 3.1 These LRS T&Cs are applicable to an LRS who enters into an LRS Participation Agreement with NS Power for provision of LRS Tariffed Services to the LRS. - 3.2 The LRS T&Cs and are deemed to...

AI summary This section outlines the scope and applicability of the Load Response Service (LRS) Terms and Conditions (T&Cs), which apply to LRS participants entering into an LRS Participation Agreement with Nova Scotia Power. It specifies that the T&Cs form part of the agreement and cover procedures such as metering, load settlement, and billing, while clarifying that distribution system access is not included in the agreement.

6.0 ELIGIBILITY OF THE LRS - 6.1 Subject to the terms and conditions set out herein, an LRS shall be eligible for LRS Tariffed Services from NS Power, if the following conditions are met to the satisfaction of NS Power: - (a) LRS has a val...

AI summary This section outlines the eligibility criteria for Load Response Service (LRS) to access LRS Tariffed Services from NS Power. Key requirements include holding a valid Retail Supplier Licence, executing a Participation Agreement, meeting credit assurance standards, and being qualified as a Market Participant by the NS Power System Operator.

7.0 LRS PARTICIPATION IN NS POWER TARIFFS 7.1 The LRS shall subscribe to all of the LRS Tariffed Services. For certainty, the LRS shall not be entitled to receive one or more of the individual LRS Tariffed Services without accepting and re...

AI summary The LRS must subscribe to all LRS Tariffed Services as a single package and cannot select individual services separately.

11.0 RTR CUSTOMER TRANSACTIONS - 11.1 Prior to enrollment of a new RtR Customer or modifying the enrollment of an existing RtR Customer, the LRS shall complete and submit to NS Power an RtR Customer Transaction Request Application duly exe...

AI summary This section outlines the procedures for RTR (Renewable to Retail) customer transactions, including application requirements, processing timelines, and conditions for enrollment or transfer. NS Power has the authority to reject applications based on outstanding debt or physical connections to the Transmission System. The process involves submitting a duly executed application, and transactions become effective after the next meter reading.

14.1 Provision and Ownership - 14.1.1 NS Power will install and seal all revenue class meters for the purpose of measuring the output of the LRS' generation resources and the RtR Customer's load, including any export from bidirectional met...

AI summary This section outlines NS Power's responsibilities regarding the installation, ownership, and regulation of revenue class meters for LRS generation resources and RtR Customers. It specifies that NS Power will install and maintain these meters, which will be used for billing and load settlement purposes. Metering equipment remains NS Power's property and must comply with applicable regulations.

15.3 Settlement Methodology for Determining the Aggregated Charges - 15.3.1 To determine the charges described in Section 15.2, NS Power shall determine the aggregate load for each hour in the Billing Period for the total of all RtR Custom...

AI summary This section outlines the methodology for determining aggregated charges by calculating the total load and generation profiles for each hour in the Billing Period for LRS customers and generation. Interval meter readings are used to aggregate these profiles for settlement calculations.

16.0 DEFAULT FOR NON-PAYMENT - 16.1 In the event a Licenced Retail Supplier fails, for any reason other than a billing dispute as described below, to make payment to NS Power on or before the due date as described in Section 15.5.6, and su...

AI summary This section outlines the procedures for default due to non-payment by a Licensed Retail Supplier (LRS) to NS Power. If an LRS fails to make timely payments, NS Power may discontinue services and terminate the agreement. In the case of a billing dispute, the LRS must notify NS Power, pay undisputed amounts, and deposit disputed amounts into an escrow account to continue service.

18.0 DISCONTINUANCE OF SERVICE TO RTR CUSTOMER BY THE LRS - 18.1 To discontinue LRS Tariffed Services to an RtR Customer Premises, an LRS shall complete and provide to NS Power, an RtR Customer Transaction Request Application, in accordanc...

AI summary This section outlines the procedures for discontinuing service to an RtR customer by an LRS. The LRS must submit an application to NS Power, provide advance notice to the customer, and remain responsible for service until the next meter reading. NS Power may refuse applications from customers with outstanding debts.

21.0 APPENDIX A RtR Customer Transaction Request Application Form [to be developed during implementation] Effective: Page 24 of 25

AI summary This document outlines the 'RtR Customer Transaction Request Application Form,' which is to be developed during the implementation phase. It is part of Appendix A in a regulatory proceeding document.

3. SCOPE OF THE DISTRIBUTION TARIFF The Distribution Tariff is applicable to all RtR Customers connected to the Distribution System. This Distribution Tariff is not applicable to RtR Customers directly connected to the Transmission System...

AI summary The Distribution Tariff applies to all Retail to Retail (RtR) customers connected to the Distribution System. It does not apply to RtR customers directly connected to the Transmission System, except for retail costs, which must be arranged by the Licensed Retail Supplier (LRS) under the OATT.

10.1 Provision and Ownership NS Power will provide, install and seal all revenue class meters as necessary for application of this Distribution Tariff. The meters will be used for determining charges for Distribution System Access under th...

AI summary NS Power is responsible for providing, installing, and sealing revenue class meters for RtR Customers under the Distribution Tariff. The meters must meet regulatory requirements and remain NS Power's property. Interval meters with remote polling are required for all RtR Customers.

11.1 Application of Distribution Tariff Rates The Distribution Tariff amounts payable by the RtR Customer will be calculated by NS Power using the RtR Customer's meter readings and the Distribution Tariff Rate Schedule applicable to the Rt...

AI summary This section outlines how NS Power calculates distribution tariff amounts for RtR Customers based on meter readings and applicable rate schedules. It also states that if an RtR Customer's operational or consumption characteristics change, NS Power will adjust the applicable distribution tariff rate accordingly.

11.3 Real Power Losses Distribution System Real Power Losses associated with Distribution System Access are incorporated in the Distribution Tariff rates applicable to each RtR Customer's rate class. The RtR Customer is responsible for the...

AI summary Real power losses in the distribution system are included in the distribution tariff rates for each Retail to Retail (RtR) customer's rate class, and the RtR customer is responsible for these costs.

5.0 APPENDICES 5.1 For greater certainty, the following appendices are attached to, and form part of, the LRS T&Cs: - (a) Appendix A: RtR Customer Transaction Request Application Form - (b) Appendix B: LRS Participation Agreement.

AI summary This section of the document outlines the appendices attached to the LRS T&Cs, including Appendix A and Appendix B, which are part of the agreement.

6.0 ELIGIBILITY OF THE LRS - 6.1 Subject to the terms and conditions set out herein, an LRS shall be eligible for LRS Tariffed Services from NS Power, if the following conditions are met to the satisfaction of NS Power: - (a) LRS has a val...

AI summary This section outlines the eligibility criteria for Licensed Retail Suppliers (LRS) to access LRS Tariffed Services from NS Power, including requirements such as holding a valid Retail Supplier Licence, executing a Participation Agreement, meeting credit assurance standards, and being qualified as a Market Participant by the NSPSO.

13.214.2 Meter Reading - 13.2.114.2.1 NS Power shall use Reasonable Efforts to obtain a meter reading for each RtR Customer Premises in accordance with NS Power's meter reading cycle. If NS Power is unable to obtain a meter reading, the am...

AI summary This section outlines NS Power's obligations regarding meter reading for RtR Customer Premises, including efforts to obtain readings, estimation when readings cannot be obtained, and additional charges for unscheduled readings at the request of the LRS.

14.215.2 NS Power Settlement and Billing to LRS for Aggregated Charges - 14.2.115.2.1 Charges for LRS Tariffed Services provided to the LRS shall be based on the aggregated RtR Customer load and the LRS aggregate generation (whether owned...

AI summary This section outlines the billing and settlement process for NS Power to LRS for aggregated charges, including the basis for charges based on aggregated customer load and generation, and the specific tariffs under which NS Power will invoice LRS for various services.

14.415.4 Determination of RtR Load Requirement at Transmission Voltage 14.4.l15.4.1 Meter readings for distribution-connected RtR Customer loads will be adjusted for distribution losses using established average annual rate class losses fo...

AI summary Meter readings for distribution-connected RtR Customer loads are adjusted for distribution losses using average annual rate class losses to determine load requirements at the transmission voltage level for applicable LRS Tariffed Services.