Topic:"Demand Side Management" in M12600

NS Power Cyber Incident Report Appendix B Page 1 of 7 Affected Regulatory Matters Report 2 - October 1 Report 3 - November 3 Report 4 - December 1 Latest update Forecast Restoration of Normal Activities Demand Side E1's Residential Behavio...

AI summary The cybersecurity incident at NS Power has disrupted the provision of customer data to EfficiencyOne (E1), impacting the Residential Behaviour Program. Data from AMI meters and the My Energy Insights platform is unavailable, and restoration is expected by the end of Q3 2026. NS Power is working with E1 to find interim solutions.

M12457 DIRECTION As noted in the introduction of the main Cyber Incident Report, the NSEB directed NS Power to address the broader review outcomes arising from M12457. Each of the Board's questions are addressed in turn below. 1. Confirmin...

AI summary The NSEB directed NS Power to address the outcomes from M12457, focusing on the inability of demand registers on single-phase meters to reset remotely. This issue impacted a subset of customers in the General Demand and Small Industrial rate classes. NS Power will communicate with affected customers in early 2026 once the investigation is complete.

NS Power Cyber Incident Appendix C Page 2 of 5 REDACTED (CONFIDENTIAL INFORMATION REMOVED) 5. How many demand billing customers have been contacted about the issue? NS Power has been in contact with 35 customers impacted by this issue. 6....

AI summary NS Power has contacted 35 customers impacted by a cyber incident and completed an initial investigation for 1,454 demand billing customers. No standardized methodology exists for calculating the impact of the incident on billing, and refunds or credits have not been issued yet.

Minister of Energy – Accountability for Nova Scotia Power (NSEB M12600) NSPI Responses to NSEB Information Requests 1 (ii) Customers can call into NS Power and receive information on both their 16 17 The 2025 report includes Table 1 (Summa...

AI summary The document discusses Nova Scotia Power Inc.'s (NSPI) responses to information requests from the Nova Scotia Energy Board (NSEB), including details on net metering results, customer payouts, and challenges related to data recovery following a cyber incident.

NSPl's electric revenues are affected by rates approved by the NSEB and electric sales volumes. NSPl's electric revenues include revenues related to the recovery of fuel costs and non-fuel costs. The FAM allows NSPI to recover all prudentl...

AI summary NSPI's electric revenues depend on NSEB-approved rates and sales volumes, influenced by factors such as weather, customer numbers, usage, economic conditions, and DSM activities. Residential, commercial, and industrial customers are categorized, with other customers including municipal utilities and export energy users. The FAM enables NSPI to recover fuel costs without significantly impacting net income.

Ongoing Regulatory Matters As a result of the impacts noted above, several matters before the Board have been affected, including: • rates-related, - customer billing, - capital and ACE Plan, - financial reporting and statements, - Fuel Ad...

AI summary The document outlines how various regulatory matters before the Nova Scotia Energy Board have been impacted by an incident, including rates, billing, capital, financial reporting, and demand-side management. The Board is being kept informed of evolving impacts, and communication with stakeholders is emphasized.

Rates-Related Matters Rates-related matters have been affected by the Incident. Time Varying Pricing As noted by the NSEB in its letter of September 17, 2025, the Time Varying Pricing (TVP) matter has been affected by the Incident. NS Powe...

AI summary The Incident has disrupted the preparation of reports and calculations related to Time Varying Pricing, TOU RTP tariffs, and the ELIADC tariff. NS Power is unable to produce the 2025 report due to missing data and is investigating file recovery. Systems required for cost calculations are currently unavailable, and NS Power plans to run retroactive calculations once systems are restored.

Demand Side Management

AI summary The document discusses Demand Side Management (DSM) within the context of regulatory proceedings in Nova Scotia. It addresses various aspects of DSM programs, including their design, implementation, and evaluation, as well as related topics such as cost recovery, program effectiveness, and stakeholder engagement.

E1's Residential Behaviour Program As noted by the NSEB in its letter of September 17, 2025, the ability to provide relevant customer data to Efficiency One (E1) has been affected by the cybersecurity incident. Customer consumption data de...

AI summary The NSEB informed E1 that a cybersecurity incident has disrupted access to customer data from AMI meters and the MEI platform, impacting E1's programs. NS Power is working to restore data flows by 2026 and is discussing interim solutions with E1.

System Planning In response to Natural Forces IR-1 (and Energy Storage Canada IR-5) under the 2025 Evergreen IRP Action Plan and Roadmap Update proceeding (M12247), NS Power advised of its inability to access certain historical and simulat...

AI summary NS Power informed the proceeding that it cannot access certain historical and simulated data due to a cyber incident affecting its IT systems. It provided alternative data from the NS-NB Reliability Intertie model and the 2023 Load Forecast Report, and stated that this issue is not expected to impact customers.

annual CEM EM&V report in May, which provides an evaluation of the CEM platform on various metrics from the prior year. The 2024 CEM EM&V report, submitted May 1, 2025, was unaffected by the Incident. However, due to the Incident, only AMI...

AI summary The 2024 CEM EM&V report was submitted without impact from the Incident, but AMI data for 2025 is limited to March 31, 2025, and the MEI platform is unavailable. NS Power is working to restore AMI data accessibility for future analysis.

Time Varying Pricing On October 28, 2025, the NSEB issued its Decision regarding NS Power's Application for Approval of 2025/26 Time Varying Pricing Tariffs of October 1, 2025. The Company is considering compliance measures to address vari...

AI summary The NSEB approved NS Power's 2025/26 Time Varying Pricing Tariffs, and NS Power is addressing compliance measures. Progress has been made in restoring IT systems necessary for evaluating ELIADC and determining costs for PHP and One-Part RTP tariffs, with full system availability expected in November 2025.

Demand Side Management

AI summary The section titled 'Demand Side Management' introduces the topic of managing energy demand through various programs and initiatives. It sets the stage for a detailed discussion on strategies and policies aimed at improving energy efficiency and reducing overall demand.

E1's Demand Response Programming The Company continues to coordinate with E1 on demand response (DR) events, which will proceed independently of the TVP program. NS Power will continue to notify E1 of DR events, and E1 will continue to adm...

AI summary NS Power continues to coordinate with E1 on demand response events, which operate independently of the TVP program. AMI data will not be available for evaluating DR programming during the winter season, but E1 will use alternative methods like dataloggers to ensure accurate measurement of commercial DR events.

Extra Large Industrial Active Demand Control Tariff and One-Part RTP Tariffs Since NS Power's last monthly update, NS Power has re-established the connection between Hitachi's Portfolio Optimizer (PortOps) software and NS Power's network,...

AI summary NS Power has re-established connections with Hitachi's PortOps software and the PI data system to restore processes related to evaluating the ELIADC and determining the cost to serve PHP and One-Part RTP tariffs.

The following projects experienced adjustments to their completion timeline. An overview of the changes and associated rationale is outlined below: Pillar Project Summary of Change Rationale Processing Interconnection Requests Introduced N...

AI summary The document outlines adjustments to project timelines, including the transfer of SGIP/DGIP administration to IESO-NS and the impact on the Residential Behaviour Program, which requires a minimum of one bill cycle after data reintroduction to produce results, with forecast restoration by the end of Q3 2026.

The following projects experienced adjustments to their completion timeline. An overview of the changes and associated rationale is outlined below: Pillar Project Summary of Change Rationale Rates-Related Matters Demand Side Management E1'...

AI summary The document outlines adjustments to the completion timelines of several projects, particularly focusing on the Residential Behaviour Program and Demand Response Programming. These changes are due to the need for data restoration and system transitions, with forecasted restoration expected by the end of Q3 2026.

The following projects experienced adjustments to their completion timeline. An overview of the changes and associated rationale is outlined below: Pillar Project Summary of Change Rationale E1's Demand Response Programming NA Introduced N...

AI summary The document outlines timeline adjustments for projects related to E1's Demand Response Programming and affected regulatory matters. The restoration of data flows for Demand Response is expected in Q3 2026, pending system restoration. Regulatory reports are scheduled through March 31, 2026, with updates on forecast restoration of normal activities.

Cybersecurity Incident - Monthly Update 8 Attachment 2 Page 1 of 5 Affected Regulatory Matters Report 2 - October 1 Report 3 - November 3 Report 4 - December 1 Report 5 - February 4 Report 6 - March 4 Report 7 - March 31 Report 8 - May 11...

AI summary This document provides a monthly update on cybersecurity incidents affecting regulatory matters, including the status of demand response programming and forecasted restoration dates for affected systems. The report tracks progress across multiple time periods and outlines expected system restoration in Q3 2026.

The following projects experienced adjustments to their completion timeline. An overview of the changes and associated rationale is outlined below: Pillar Project Summary of Change Rationale Affiliate Code of Conduct Affiliate Code of Cond...

AI summary Several projects have had their timelines adjusted. The Affiliate Code of Conduct was updated with an annual report due in May 2026. The Hosting Capacity Map and Analysis is delayed until September 2026 due to GIS recovery and integration. The Residential Behaviour Program is delayed until the end of Q3 2026 due to the need for a minimum of one bill cycle after data reintroduction.

The following projects experienced adjustments to their completion timeline. An overview of the changes and associated rationale is outlined below: Pillar Project Summary of Change Rationale Customer Billing Introduced NA Updated - Pulled...

AI summary The document outlines timeline adjustments for various projects, including billing operations and the Capital and ACE Plan. NS Power announced the resumption of late fees in October 2026 and the restoration of the PowerPlan in Q2 2026. The CIS Replacement Project is expected to be submitted to the NSEB in 2026.

NOVA SCOTIA POWER PANEL 187 Cr-ex, (MacAdam) that was actually consumed in the premise would have been over or underestimated. And when we were able to obtain meter readings, the actual energy consumed would have been it would have been re...

AI summary The discussion focuses on billing discrepancies for residential and small business customers, particularly underbilling and the inability to reset demand rates for commercial customers, leading to variability in billing when readings were trued up.