N-1Updates to RTR Market Elements Application
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July 31, 2026 Crystal Henwood Clerk of the Board Nova Scotia Energy Board 1601 Lower Water Street, 3rd Floor Halifax, NS B3J 3S3 Re: Application for Renewall Energy-requested Updates to Renewable to Retail Market Elements Dear Ms. Henwood:...
AI summary Renewall Energy Inc. requested updates to the Renewable to Retail market elements, seeking to access Nova Scotia Power Inc.'s distribution system for excess electricity from customers or generators. The Nova Scotia Energy Board directed NS Power to engage with interested parties and file an application for necessary tariffs by April 1, 2026.
Conclusion The Company acknowledges and appreciates the collaborative effort put forth by REI on this matter. It is understood by both parties that Nova Scotia remains in the early stage of Renewable to Retail market development and furthe...
AI summary The Company acknowledges REI's collaborative efforts and notes the early stage of the Renewable to Retail market in Nova Scotia. Additional tariff attachments are provided for the Board's review, including revised distribution, energy balancing, and standby service tariffs. The Company will support further work subject to a Board decision.
Crystal Henwood Clerk of the Board Nova Scotia Energy Board 1601 Lower Water Street, 3rd Floor Halifax, NS B3J 3S3 Dear Ms. Henwood , Power Advisory LLC (Power Advisory) was pleased to have been selected to provide support to Nova Scotia P...
AI summary Power Advisory LLC provided consulting services to Nova Scotia Power Inc. and Renewall Energy Inc. for Matter 12339, which involves amending or creating tariffs to enable distribution-connected generation and net billing for the Renewable to Retail market. Power Advisory supported the development and stakeholder engagement process for updated tariff documents.
From M12339 Board Order: - "On June 19, 2025, Renewall Energy Inc. asked the Board to direct (NS Power to conduct) an expedited process to amend existing renewable to retail tariffs or create a new tariff to enable distribution -connected...
AI summary In M12339, Renewall Energy Inc. requested the Board to direct NS Power to amend or create a new tariff to allow distribution-connected generation and net billing to participate in the renewable to retail program. NS Power argued the Board lacked jurisdiction, but the Board ruled it had the authority to approve such tariffs and directed NS Power to file an application by April 1, 2026, with an extension to June 1, 2026.
Nova Scotia Power Engages Power Advisory - In collaboration with Renewall Energy Inc. ( Renewall ), Nova Scotia Power Inc. (Nova Scotia Power) engaged Power Advisory to assist with the updates to the Renewable to Retail ( RtR ) program to...
AI summary Nova Scotia Power Inc. has engaged Power Advisory to update the Renewable to Retail program to include distribution-connected resources and net billing surplus. This follows an order from the Nova Scotia Energy Board to amend existing tariffs or create new ones to allow distribution-connected generation and net billing surplus to participate in the program.
Tariff and Related Documents Reviewed - Five Renewable to Retail Tariffs - o Distribution Tariff, Energy Balancing Tariff, Standby Service Tarif f, Open Access Transmission Tariff, RTR Market Transition Tariff - o All tariff documents were...
AI summary The document outlines the review of several tariff and related documents, including five Renewable to Retail Tariffs, Licensed Retail Supplier Terms and Conditions, Interconnection Documents, and Market Rules. Power Advisory, Renewall, and Nova Scotia Power participated in the review. The RTR Market Transition Tariff had no proposed changes, while other documents may require updates after the approach on impacted tariffs is finalized.
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.
Summary: LRS Terms & Conditions - The Licenced Retail Supplier Terms and Conditions enable the supply of renewable low -impact electricity to RtR Customers in accordance with the provisions of the Act and the regulations made thereunder. -...
AI summary The Licenced Retail Supplier (LRS) Terms & Conditions outline the framework for supplying renewable low-impact electricity to Renewable to Retail (RtR) customers under the Act and its regulations. The document covers definitions, eligibility, responsibilities, metering, billing, and service discontinuance, among other topics.
Ontario: Distribution Network Charges - On the whole, Ontario has no broad policy on distribution network charges for supply injected into the distribution grid - o At present two Ontario distributors (of approximately 50) have specific ra...
AI summary Ontario lacks a broad policy on distribution network charges for supply injected into the grid. Only two distributors have specific rate classes for distributed generation, and a uniform monthly charge of $5.00 applies to small customers with renewable energy facilities under the microFIT program. The Ontario Energy Board recently recommended measures to improve consistency in distribution rates for DERs, which the government is still considering.
Other Canadian Jurisdictions - Power Advisory has conducted a cursory review of other Canadian jurisdictions to understand what if any policies/charges they have with respect to injection of power to the distribution network - BC Hydro doe...
AI summary Power Advisory reviewed policies in other Canadian jurisdictions regarding charges for injecting power into the distribution network. BC Hydro does not charge net metering fees but has a specific rate for surplus energy from independent power producers. Other provinces offer net metering without ongoing fees, though some may charge one-time meter upgrade fees.
United Kingdom - The UK, like most of Europe, has a fully unbundled utility industry - o All customers are served by retailers; distribution and transmission system operators have responsibility solely for their wires networks and not for...
AI summary The UK has a fully unbundled utility industry, with customers served by retailers and distribution/transmission system operators managing only their networks. The government mandates the Smart Export Guarantee (SEG) initiative for electricity purchase, while the Common Distribution Charging Methodology (CDCM) standardizes distribution charges across seven operators. These policies set charges/credits for electricity injected into the distribution system.
Agenda - 1. Renewall Energy Inc. (REI) Proposal and Plan - 2. NS Power June 1 Application for Extension - 3. Renewable to Retail (RTR) Tariff Update Consideration - 4. Nova Scotia Energy Board (NSEB) RTR Tariff Update Application
AI summary The agenda outlines key items for discussion, including Renewall Energy Inc.'s proposal, an extension application by NS Power, and considerations for updating the Renewable to Retail (RTR) tariff, along with the NSEB's application for an RTR tariff update.
RTR Tariff Update Consideration - The Standby Service Tariff requires calculation of the capacity value of LRS' generation. The calculation and methodology relating to the capacity contribution factor and related credit remain under discus...
AI summary The document discusses the need to update the RTR Tariff, including the Standby Service Tariff and the creation of a new Distribution-connected Aggregation Service (DAS) Tariff. It highlights uncertainty regarding the development of the RTR distributed generation market and the potential future oversight role of IESO-NS. Simplifying assumptions and future reviews are recommended.
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 RtR Customers connected to the Distribution System, excluding those directly connected to the Transmission System, which must arrange access through the LRS under the OATT. The tariff outlines terms and conditions for Distribution System Access and retail services.
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 This section outlines special conditions for the LRS' RtR Customers and generators, including requirements for maintaining power supply integrity, provisions for adjusting capacity contribution factors, and financial obligations in the event of resource failure. NS Power retains the right to modify rates and service agreements as needed.
x IA) with the NSPSO in accordance with the requirements of the Nova Scotia Wholesale and Renewable to Retail Electricity Market Rules. Moody's : Moody's Investors Services, Inc. or its successor. Nova Scotia Wholesale and Renewable to Ret...
AI summary The text defines key terms and entities related to the Nova Scotia electricity market, including definitions of Licensed Retail Suppliers, Nova Scotia Power, and regulatory frameworks such as the Open Access Transmission Tariff and Renewable Electricity Regulations.
APPLICABILITY - (1) An LRS taking service under this Energy Balancing Service Tariff shall also take service under the Open Access Transmission Tariff (OATT), the Standby Service Tariff, and the Renewable to Retail Market Transition Tariff...
AI summary This section outlines the applicability of the Energy Balancing Service Tariff, including requirements for Licensed Retail Suppliers (LRS) to take service under other tariffs, the calculation of top-up and spill quantities based on metered energy and losses, compliance with regulations, and the role of NS Power in approving spill capacity and tracking customer imports and exports.