Topic:"Cybersecurity" in M12551

14 stakeholders on developing on-peak and off-peak AARs following the completion of the TVP pilot evaluation.[13](#page-9-1) 15 [emphasis added] 16 17 Subsequently, in April 2025, NS Power experienced a cybersecurity incident, which led to...

AI summary The document discusses the development of on-peak and off-peak Annual Adjusted Rates (AARs) following the completion of the TVP pilot evaluation. A cybersecurity incident in April 2025 caused delays in filing the 2024/25 TVP Evaluation Report and a temporary suspension of TVP Tariffs for 2025/26. NS Power plans to re-initiate stakeholder engagement once systems are restored and evaluations are complete.

NON-CONFIDENTIAL 1 Request IR-2: 2 3 Reference: Page 14, lines 7-10. 4 5 6 7 8 9 10 In accordance with the Board's directive in the 2025 AARs, a review comparing the monthly forecasted NB imports to actual NB imports is provided in Confide...

AI summary The document discusses a request for information regarding NSPI's ability to access historical records and the impact of a cyber incident on its forecasting and reporting capabilities for the 2026 Annually Adjusted Rates proceeding. NSPI explains that restoration efforts are ongoing and expected to continue through 2026.

NON-CONFIDENTIAL 1 cyber incident, NS Power is currently only able to provide the requested information for 2 2025.

AI summary NS Power is unable to provide requested information for 2025 due to a cyber incident.

5 (b) Actual hourly marginal units are tracked by generating unit only and not by fuel type 6 consumed, the actual hours for marginal units in 2023, 2024 and Q1 of 2025 is provided in 7 the table below. Note Tuft's Cove 2 and 3 include bot...

AI summary The document discusses the tracking of actual hourly marginal units by generating unit, noting that data for Tuft's Cove 2 and 3 is not disaggregated by fuel type due to a cybersecurity incident, and that actual data after Q1 2025 is unavailable.

REDACTED 1 (e) The table below shows the amount of offered energy from NLH including both surplus and 2 bilateral energy. Due to the cyber incident, NS Power does not have access to forecasted 3 volumes in 2022.

AI summary The table shows the amount of offered energy from NLH, including surplus and bilateral energy. NS Power lacks access to forecasted volumes for 2022 due to a cyber incident.

NON-CONFIDENTIAL Refer to M12551, Exhibit N-1, the Application, page 9 of 45, at lines 26 – 31 and continuing through page 10 of 45, at lines 1 - 22, which states: Following the Board's 2024 AAR Decision, the Company filed (on July 31, 202...

AI summary Following the 2024 AAR Decision, NS Power submitted a TVP Pilot Evaluation Report and reviewed AAR Tariffs for TVP suitability. The Board directed NS Power to develop on-peak and off-peak AARs after the TVP pilot evaluation. A 2025 cybersecurity incident led to a suspension of TVP Tariffs and an extension for the 2024/25 TVP Evaluation Report. NS Power plans to re-initiate stakeholder engagement once systems are restored and evaluations are complete.

tory Boards Act , S.N.S. 2024, c. 2, Sch. A, the Nova Scotia Utility and Review Board (NSUARB) was succeeded by the Nova Scotia Energy Board (Board) for all applications related to electric utilities. NS Power filed its 2026 AAR applicatio...

AI summary The Nova Scotia Energy Board (Board) succeeded the NSUARB in handling electric utility applications. NS Power submitted its 2026 AAR application, proposing updates to directives, marginal cost assumptions, and tariff structures. The application includes changes to transmission rates and fixed cost adders. The 2023 directive regarding TVP structures was extended, and the 2024/25 TVP Evaluation Report was delayed due to a cyber attack. NS Power plans to update the TVP in its 2027 AAR application.

Request IR-3: Refer to M12551, Exhibit N-1, the Application, page 9 of 45, at lines 26 – 31 and continuing through page 10 of 45, at lines 1 - 22, which states: Following the Board's 2024 AAR Decision, the Company filed (on July 31, 2024)...

AI summary Following the Board's 2024 AAR Decision, NS Power filed and received acceptance of the Year Three (2023/24) TVP Pilot Evaluation Report. The Board directed NS Power to develop on-peak and off-peak AARs after the TVP pilot evaluation is complete. A cybersecurity incident in April 2025 led to an extension for filing the 2024/25 TVP Evaluation Report and a temporary suspension of TVP Tariffs. NS Power plans to re-initiate stakeholder engagement once systems are restored and evaluations are complete.

In accordance with the Board's directive in the 2025 AARs, a review comparing the monthly forecasted NB imports to actual NB imports is provided in Confidential Appendix A7. As a result of the cyber incident, NS Power is only able to provi...

AI summary The text discusses the impact of a cyber incident on NSPI's ability to provide historical data on New Brunswick imports and the adjustment of energy charges based on hourly marginal costs. It also raises questions about the reliability of avoided fuel cost calculations and their impact on other rates and methodologies.

1. 1. Assuming this Application is approved as filed, effective January 1, 2026, what is the annual revenue forecast to be collected from each rate class under the AAR? In providing your answer, please identify the load forecast being used...

AI summary The text presents questions regarding the annual revenue forecast under the AAR, load forecasts, and the impact of the Goose Harbour Wind Farm and PHP becoming an ATL customer. It also addresses the impact of a cyber incident on NSPI’s ability to access historical data and formulate AARs for 2026.

tory Boards Act , S.N.S. 2024, c. 2, Sch. A, the Nova Scotia Utility and Review Board (NSUARB) was succeeded by the Nova Scotia Energy Board (Board) for all applications related to electric utilities. NS Power filed its 2026 AAR applicatio...

AI summary NS Power submitted its 2026 AAR application with proposed updates to tariff methodologies and rates. The application includes changes to transmission rate structures and fixed cost adders for specific tariffs. The NSUARB was replaced by the Board, and NS Power faced delays due to a cyber attack affecting the TVP pilot evaluation. The Board directs NS Power to provide an update in its 2027 AAR.