EfficiencyOne - New Benefit Cost Analysis Test for Evaluating Demand Side Management (DSM) Plans Application for Approval of New Benefit Cost Analysis Test for Evaluating Demand Side Management (DSM) Plans

What's happened

Filing Timeline

• 10 Dec
  Order

  NSERBT rejects EfficiencyOne's proposed broad benefit-cost analysis test for DSM plans, directs use of the PAC test with NS Power's WACC as the discount rate
• 04 Nov
  Document

  NSERB directs EfficiencyOne to add Eastward Energy as a full member of the DSM Advisory Group ahead of 2027–2031 DSM Plan development
• 21 Oct
  Document

  Reply submissions filed in M12282 as parties dispute whether Nova Scotia's 2024 legislative reforms empower the NSERBT to incorporate non-energy benefits and a 2% social discount rate into DSM cost-effectiveness testing.
• 14 Oct
  Closing Evidence

  Parties filed closing submissions in EfficiencyOne's M12282 proceeding seeking approval of a new societal Benefit-Cost Analysis test to replace the Total Resource Cost test for evaluating DSM plans in Nova Scotia.
• 01 Oct
  Document

  EfficiencyOne filed undertaking response comparing PAC test, modified BCA test, and proposed BCA test ratios for heat pump replacement scenarios in M12282
• 24 Sep
  Document

  NSERB Board Counsel issued an undertaking requiring EfficiencyOne to provide PAC test results excluding Host Customer Benefits from its DSM benefit-cost analysis screening comparison by October 1, 2025.
• 22 Sep
  Document

  EfficiencyOne filed Exhibit E-33 presenting a Venn diagram and illustrative benefit-cost analysis test comparisons for 1,000 heat pump replacements under both energy efficiency and electrification frameworks
• 19 Sep
  Document

  EfficiencyOne filed a Partial Consensus Agreement with four intervenors on September 19, 2025, prompting the Industrial Group to request a hearing delay to review the late-filed agreement.
• 11 Sep
  Document

  Intervenors file opening statements in M12282, revealing significant disagreement over EfficiencyOne's proposed Benefit-Cost Analysis test for DSM plans
• 04 Sep
  Closing Evidence

  EfficiencyOne filed rebuttal evidence defending its proposed Benefit-Cost Analysis test framework for DSM evaluation, countering Industrial Group, Daymark, Synapse, and Eastward Energy intervenor arguments
• 28 Aug
  Document

  NSERB Clerk grants Stewart McKelvey extension to August 29 to confirm witness attendance mode for M12282 DSM benefit-cost analysis hearing
• 27 Aug
  Document

  Multiple intervenors filed hearing logistics confirmations for M12282, the EfficiencyOne New Benefit Cost Analysis Test for DSM proceeding, with witness and attendance details submitted ahead of hearing
• 26 Aug
  Document

  EfficiencyOne identifies counsel and four-person witness panel ahead of hearing in DSM benefit-cost analysis test proceeding M12282
• 22 Aug
  Document

  Consumer Advocate requests virtual appearance for expert witness Francis Wyatt at September 22 EfficiencyOne DSM benefit-cost hearing
• 21 Aug
  RIR

  Intervenors file Round 1 Information Request responses challenging EfficiencyOne's proposed DSM benefit-cost analysis test, with multiple witnesses favouring the PAC test over a broad societal BCA
• 19 Aug
  Document

  Efficiency Canada and KMKNO file letters of comment supporting EfficiencyOne's proposed new Benefit-Cost Analysis test for DSM evaluation in M12282
• 31 Jul
  Document

  NSERB Board Staff, Industrial Group, and Synapse Energy Economics issue Round 1 Information Requests to expert witnesses in EfficiencyOne's DSM Benefit-Cost Analysis test proceeding
• 29 Jul
  Document

  Industrial Group expert witness recommends rejection of EfficiencyOne's proposed societal-cost BCA test, urging the NSERB to adopt the Program Administrator Cost test as the primary DSM screening tool
• 17 Jul
  Document

  Five intervenors filed evidence on EfficiencyOne's proposed new Benefit-Cost Analysis test for DSM plans, with positions ranging from general support to calls for rejection of the societal-cost approach
• 04 Jul
  RIR

  EfficiencyOne files comprehensive information request responses defending its proposed Nova Scotia-specific Benefit-Cost Analysis test to replace the existing Total Resource Cost framework for evaluating DSM plans.
• 16 Jun
  Document

  The Industrial Group filed 16 Information Requests to EfficiencyOne challenging the proposed Benefit Cost Analysis test methodology, scope of non-energy impacts, and regulatory jurisdiction in Matter M12282
• 12 Jun
  Document

  Four intervenors and Board Staff filed Round 1 Information Requests to EfficiencyOne seeking detailed methodological justification for its proposed new Benefit-Cost Analysis test for DSM plans, with responses due July 4, 2025
• 11 Jun
  Document

  NSERB grants Industrial Group a four-day extension to file Information Requests in EfficiencyOne's DSM Benefit Cost Analysis Test proceeding
• 06 Jun
  Document

  EfficiencyOne files participant list for proceeding seeking NSERB approval of a new Benefit-Cost Analysis test for evaluating Demand Side Management plans
• 05 Jun
  Document

  Consumer Advocate and Nova Scotia Department of Energy file Notices of Intervention in EfficiencyOne's application to adopt a new benefit-cost analysis test for evaluating DSM plans
• 04 Jun
  Document

  Four parties intervene in EfficiencyOne's DSM Benefit-Cost Analysis Test proceeding, including Mi'kmaw governance bodies and an environmental law organization
• 04 Jun
  Document

  Nova Scotia Power files notice of intervention in EfficiencyOne's DSM benefit-cost analysis test proceeding, joining four other intervenors ahead of June 5 deadline
• 28 May
  Document

  Industrial Group of eleven large Nova Scotia manufacturers and industrial customers files Notice of Intervention in EfficiencyOne's benefit-cost analysis test application
• 27 May
  Order

  NSEB issues Hearing Order and Notice of Public Hearing setting September 22, 2025 oral hearing date for EfficiencyOne's DSM Benefit-Cost Analysis Test application
• 27 May
  Order

  Nova Scotia Energy Board issues Hearing Order scheduling EfficiencyOne's new DSM Benefit-Cost Analysis Test application for public hearing on September 22, 2025
• 16 May
  Document

  EfficiencyOne applies to NSEB for approval of a new Benefit Cost Analysis test to govern evaluation of Demand Side Management plans.
• 16 May
  Document

  EfficiencyOne's covering letter now available, confirming formal submission of a new Benefit Cost Analysis test for DSM plans developed through 17 months of DSMAG workshops and shaped by two major legislative reforms.

The filings themselves

Documents

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