Nova Scotia Independent Energy System Operator (IESO Nova Scotia) - 10-Year System Outlook Report for 2026
What's happened
Filing Timeline
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23 Oct
DocumentThe Small Business Advocate, Industrial Group and Consumer Advocate filed October 23, 2026 submissions on IESO Nova Scotia's inaugural 10-Year System Outlook Report, each seeking Board direction on coordination, contingency planning and large-load treatment.
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22 Oct
DocumentEcology Action Centre filed a submission on IESO Nova Scotia's 2026 10-Year System Outlook Report, asking the Board to require revised resource plans
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09 Oct
RIRIESO Nova Scotia filed responses to Round 1 Information Requests from the Consumer Advocate, Industrial Group, NSEB, NS Power, Port Hawkesbury Paper and the Small Business Advocate on its 2026 10-Year System Outlook (M12916)
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18 Sep
DocumentFour intervenor groups filed Round 1 Information Requests to IESO-NS in M12916, probing contingency plans, large-load integration, renewable procurement timelines, and grid modernization in the 2026 10-Year System Outlook Report
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17 Sep
RIRNSEB Board Staff and Small Business Advocate issue 41 combined Information Requests to IESO Nova Scotia on the 2026 10-Year System Outlook Report, with responses due October 9, 2026
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14 Sep
DocumentNSEB files participant list for IESO Nova Scotia's 2026 10-Year System Outlook Report proceeding (M12916)
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11 Sep
DocumentNSP Maritime Link and Eastward Energy file Notices of Intervention in IESO Nova Scotia's 10-Year System Outlook proceeding
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10 Sep
DocumentFive intervenors file notices to participate in IESO Nova Scotia's 2026 10-Year System Outlook Report proceeding (M12916)
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09 Sep
DocumentConsumer Advocate, EfficiencyOne, and Nova Scotia Power filed Notices of Intervention in the IESO Nova Scotia 2026 10-Year System Outlook Report proceeding (M12916)
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04 Sep
DocumentSmall Business Advocate and Industrial Group file Notices of Intervention in IESO Nova Scotia's 2026 10-Year System Outlook Report proceeding
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03 Sep
OrderNSEB issues Hearing Order and Notice of Paper Hearing for IESO Nova Scotia's 2026 10-Year System Outlook Report
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26 Jun
DocumentIESO Nova Scotia filed its inaugural 2026 10-Year System Outlook Report, projecting 2,804 MW of new installed capacity through 2036 to support coal phase-out and 80% renewable energy targets.
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15 May
DocumentIESO Nova Scotia notifies NSEB it has assumed responsibility for the 2026 10-Year System Outlook Report, while NS Power retains the 2026 Load Forecast filing.
The filings themselves
Documents
Key documents
2 files
- 103441 Hearing Order
- 103442 Notice of Paper Hearing
Exhibits
7 files
- N-1 2026 10-Year System Outlook Report
- N-2 IESO (CA) RIR 1 to 9
- N-3 IESO (IG) RIR 1 to 4
- N-4 IESO (NSEB) RIR 1 to 19
- N-5 IESO (NSPI) RIR 1 to 6
- N-6 IESO (PHP) RIR 1 to 3
- N-7 IESO (SBA) RIR 1 to 22
Interventions
12 files
- 103452 Notice of Intervention - SBA
- 103458 Notice of Intervention - IG
- 103489 Notice of Intervention - CA
- 103496 Notice of Intervention - E1
- 103501 Notice of Intervention - NS Power
- 103512 Notice of Intervention - DOE
- 103513 Notice of Intervention - EAC
- 103514 Notice of Intervention - PHP
- 103515 Notice of Intervention - SWEB
- 103517 Notice of Intervention - KMKNO & ANSMC
- 103526 Notice of Intervention - NSPML
- 103534 Notice of Intervention - EE
Other documents
14 files
- 102557 Letter IESO re: Update on 2026 Load Forecast & 10 Year System Outlook Reports
- 103441 Hearing Order
- 103442 Notice of Paper Hearing
- 103564 Participant List
- 103608 NSEB (IESO) RIR 1 to 19
- 103620 SBA (IESO) IR 1 to 22
- 103627 NSPI (IESO) IR 1 to 6
- 103636 IG (IESO) IR 1 to 4
- 103637 CA (IESO) IR 1 to 9
- 103638 PHP (IESO) IR 1 to 3
- 104053 Submissions - EAC
- 104074 Submissions - SBA
- 104079 Submissions - IG
- 104080 Submissions - CA
What's discussed — click to drill in
Topics
Infrastructure Planning
72 passages across 13 documents
Renewable Energy
68 passages across 14 documents
Transmission Planning
43 passages across 14 documents
Regulatory Approval Processes
36 passages across 26 documents
System Reliability
35 passages across 14 documents
Generation Grid Resources
33 passages across 9 documents
Planning Reserve Margin
33 passages across 10 documents
Energy Storage
25 passages across 12 documents
Regulatory Oversight
23 passages across 14 documents
Energy Efficiency Resource Assessment Model
17 passages across 7 documents
Demand Side Management
16 passages across 7 documents
Generator Interconnection
15 passages across 6 documents
Capacity Market Participation
13 passages across 8 documents
Resource Costs
13 passages across 5 documents
Renewable Electricity Regulations
10 passages across 8 documents
Public Utilities Act Nova Scotia
9 passages across 9 documents
Electricity Generation
8 passages across 5 documents
Ns Nb Reliability Intertie Project
8 passages across 6 documents
Rate Design
8 passages across 4 documents
Distribution Planning
7 passages across 6 documents
Regulatory Compliance
7 passages across 4 documents
Forecasting Methodology
6 passages across 5 documents
Integrated Resource Plan
6 passages across 1 documents
Load Management
6 passages across 5 documents
Planned Outage
6 passages across 6 documents
Stakeholder Engagement
6 passages across 6 documents
2025 Ace Plan
5 passages across 3 documents
Distribution
5 passages across 2 documents
Environmental Compliance
5 passages across 4 documents
Energy Efficiency
4 passages across 3 documents
Grid Modernization
4 passages across 3 documents
Nova Scotia Greenhouse Gas Emissions Regulations
4 passages across 1 documents
Procurement Practices
4 passages across 4 documents
Clean Fuel Regulations
3 passages across 3 documents
Information Disclosure
3 passages across 2 documents
Power Infrastructure
3 passages across 2 documents
Tariff Design
3 passages across 2 documents
Boards Regulatory Rules
2 passages across 2 documents
Capacity Costs
2 passages across 2 documents
Capital Expenditures
2 passages across 2 documents
Community Feed In Tariff
2 passages across 2 documents
Cost Considerations
2 passages across 2 documents
Electric Resource Assessment Model
2 passages across 2 documents
Energy Efficiency Resource Standards
2 passages across 1 documents
Environmental Goals And Climate Change Reduction Act
2 passages across 1 documents
Indigenous Communities
2 passages across 1 documents
Power Purchase Agreement
2 passages across 2 documents
Rates And Money
2 passages across 2 documents
Unplanned Outage
2 passages across 2 documents
Climate Adaptation
1 passages across 1 documents
Cost Recovery
1 passages across 1 documents
Demand Side Management Resource Plan
1 passages across 1 documents
Eliadc Tariff
1 passages across 1 documents
Energy Efficiency Budgets
1 passages across 1 documents
Energy Usage Patterns
1 passages across 1 documents
Fuel Cost Adjustment
1 passages across 1 documents
Hearing Procedures
1 passages across 1 documents
Project Schedule
1 passages across 1 documents
Residential Programs
1 passages across 1 documents