ISO Tariff Redesign Repository
Purpose
We have developed this project page as a repository for historical information, Alberta Utilities Commission (AUC) Decisions, exhibits and more as deemed relevant by the AESO and requested by stakeholders.
As we progress through the ISO Tariff Redesign engagement, we may add more information to the table below. You can access the documents through the links below, or through the "Relevant Documents" section on this page.
| AUC Proceeding | Proceeding Description | Decision / Exhibit | Decision Date / Exhibit Filing Date |
|---|---|---|---|
N/A | 1996 Electric Tariff Applications | 1997/10/31 | |
N/A | ESBI Alberta Ltd. 1999/2000 General Rate Application Phase 1 & Phase 2 | 2000/02/02 | |
N/A | ESBI Alberta Ltd. Phase I and Phase II 1999/2000 General Rate Application Second Refiling | 2000/05/26 | |
| 790 | Milner Power Inc. Complaint Against the ISO Line Loss Rule. | Decision 2012-104 - Milner Power Inc. Complaint Against the ISO Line Loss Rule. | 2012/04/16 |
14250 | AESO 2005-2006 General Tariff Application | 2005/08/29 | |
Exhibit 02-012-003 - AESO 2006 GTA (03) - Section 4 - Rate Design | 2004/10/04 | ||
Exhibit 02-001-002 - AESO 2005 GTA (02) - Phase I Application | 2004/10/04 | ||
15134 | AESO Second Refiling of 2005/2006 GTA | EUB Order 2005-464 Approving AESO 2025-2006 refiling | 2005/12/20 |
Application dated December 9, 2005 | 2005/12/09 | ||
Appendix A — Blackline Version of Second Refiling of 2006 Tariff | 2005/12/09 | ||
15832 | Alberta Electric System Operator 2007 General Tariff Application | 2007/12/21 | |
Ex. 002 - AESO 2007 GTA Section 1 | 2006/11/03 | ||
Ex. 003 - AESO 2007 GTA Section 2 - Revenue Requirement | 2006/11/03 | ||
Ex. 004 - AESO 2007 GTA Section 3 - Stakeholder Consultation | 2006/11/03 | ||
Ex. 005 - AESO 2007 GTA Section 4 - Rate Design | 2006/11/03 | ||
Ex. 006 - AESO 2007 GTA Section 5 - Rate Calculations | 2006/11/03 | ||
Ex. 007 - AESO 2007 GTA Section 6 - Terms and Conditions Discussion | 2006/11/03 | ||
Ex. 008 - AESO 2007 GTA Section 7 - 2007 Proposed Tariff | 2006/11/03 | ||
Ex. 009 - AESO 2007 GTA Section 8 - Responses to Outstanding Matters | 2006/11/03 | ||
530 | Alberta Electric System Operator 2010 ISO Tariff | 2010/12/22 | |
2010/03/05 | |||
2718 | Alberta Electric System Operator 2014 ISO Tariff Application and 2013 ISO Tariff Update | 2014/08/21 | |
Decision 2013-325 Alberta Electric System Operator, 2013 ISO Tariff Update | 2013/08/28 | ||
Decision 2013-340 Alberta Electric System Operator, 2014 ISO Tariff Application and 2013 ISO Tariff Update, Request to Enter into a Negotiated Settlement Process | 2013/09/10 | ||
Decision 2013-421 Alberta Electric System Operator, 2014 ISO Tariff Application and 2013 ISO Tariff Update, Negotiated Settlement - Cost Causation Study | 2013/11/27 | ||
2013/07/17 | |||
3473 | AESO 2014 ISO Tariff Compliance to Decision 2014-242 | Decision 3473-D01-2015 (Corrigenda) AESO 2014 ISO Tariff Compliance Filing Pursuant to Decision 2014-242, Module 1 | 2015/06/02 |
Decision 2014-330 Alberta Electric System Operator, 2014 ISO Tariff Compliance Filing Pursuant to Decision 2014-242, Rider J - Wind Forecasting Service Cost Recovery Rider | 2014/12/03 | ||
Decision 3473-D02-2015 Compliance with Directions 5 through 8 from Decision 2014-242 | 2015/08/26 | ||
2014/10/20 | |||
22942 | AESO 2018 ISO Tariff Application | Decision 22942-D01-2017 (Interim Approval) | 2017/11/28 |
2019/09/22 | |||
Exhibit 22942-X0002.01 AESO 2018 ISO Tariff – Application | 2017/10/11 | ||
25175 | 2018 ISO Tariff Compliance Filing Pursuant to Decision 22942-D02-2019 and 2020 ISO Tariff Update Application | Decision 25175-D01-2020 (AESO 2020 ISO Tariff Update – Interim) | 2020/02/28 |
2020/11/30 | |||
Exhibit 25175-X0002.01 2018 ISO Tariff Compliance Filing and Update Application | 2020/04/15 | ||
24116 | Distribution System Inquiry | 2021/02/19 | |
2021/02/19 | |||
26911 | AESO Bulk and Regional Rate Design and Modernized DOS Rate Design Application | 2022/11/10 | |
Exhibit 26911-X0001.03 AESO Bulk and Regional Rate Design Application | 2022/05/06 | ||
| Exhibit 26911-X0003 - Stakeholder Consultation Materials Part 1 of 3 | 2021/10/15 | ||
| 2021/10/15 | |||
| Exhibit 26911-X0005 - Stakeholder Consultation Materials Part 2 of 3 | 2021/10/28 | ||
| Exhibit 26911-X0521 - ADC - Direct Evidence of Ali Al-Jabir - BAI | 2022/03/28 | ||
| Exhibit 26911-X0526 - ADC - Policy Evidence of Colette Chekerda - Carmal Energy Advisors | 2022/03/28 | ||
Exhibit 26911-X0536 ADC - Appendix N - ADC January 2021 Firm - Non-Firm Tariff Proposal | 2022/03/28 | ||
Exhibit 26911-X0538 CCA Evidence | 2022/03/28 | ||
Exhibit 26911-X0541 Suncor Evidence | 2022/03/28 | ||
Exhibit 26911-X0543 DePal's Evidence (for CanREA)_incl Appendices A, B, E, and G | 2022/03/28 | ||
Exhibit 26911-X0547 DUC and IPCAA Evidence - Desiderata Energy Consulting | 2022/03/28 | ||
Exhibit 26911-X0548 DUC and IPCAA Evidence - E-Cubed | 2022/03/28 | ||
Exhibit 26911-X0558.02 ADC - Direct Evidence of Elias Soto - Similan Consulting | 2022/06/06 | ||
Exhibit 26911-X0570 Intervener Evidence from ENMAX Energy Corporation | 2022/03/28 | ||
Exhibit 26911-X0571 Intervener Evidence from ENMAX EC to AUC Prepared by London Economics International LLP | 2022/03/28 | ||
Exhibit 26911-X0575 TCE Joint Evidence | 2022/03/28 | ||
Exhibit 26911-X0576.01 UCA Evidence | 2022/06/09 | ||
Exhibit 26911-X0578 AML E3 Evidence | 2022/03/28 | ||
Exhibit 26911-X0582 2022-03-28 Evidence of Ralph Zarumba on behalf of ATCO Electric | 2022/03/28 | ||
Exhibit 26911-X0583 VIDYA Evidence - Transmission in Context | 2022/03/28 | ||
Exhibit 26911-X0584 Evidence of Capital Power | 2022/03/28 | ||
Exhibit 26911-X0585.01 Evidence of Johannes P. Pfeifenberger and John Tsoukalis (The Brattle Group) | 2022/05/02 | ||
Exhibit 26911-X0587.01 FortisAlberta Evidence | 2022/05/25 | ||
| Exhibit 26911-X1253 - Direct Argument of the ADC | 2022/07/15 | ||
28989 | AESO Updates to Rate DOS Application | 2024/07/31 | |
2024/10/23 | |||
Exhibit 28989-X0002 AESO Updates to Rate DOS Application | 2024/04/23 | ||
Relevant Documents
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1996 Electric Tariff Applications - EUB Decision U97065 (AUC Proceeding n/a)
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ESBI 1999/2000 General Rate Application Phase 1 and 2 - EUB Decision 2000-1 (AUC Proceeding n/a)
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ESBI Alberta Ltd. Phase I and Phase II 1999/2000 General Rate Application Second Refiling - Decision 2000-34 (AUC Proceeding n/a)
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790 - Milner Power Inc. Complaint Against the ISO Line Loss Rule
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AESO 2005-2006 General Tariff Application - Decision 2005-096 (Proceeding 14250)
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AESO Second Refiling of 2005/2006 GTA (Proceeding 15134)
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Alberta Electric System Operator 2007 General Tariff Application - Decision 2007-106 (Proceeding 15832)
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EUB Decision 2007-106 (December 21 2007) (1.14 MB) (pdf)
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Ex. 002 - AESO 2007 GTA Section 1 (filed Nov. 3 2006) (99 KB) (DOC)
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Ex. 003 - AESO 2007 GTA Section 2 - Revenue Requirement (filed Nov. 3 2006) (567 KB) (DOC)
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Ex. 004 - AESO 2007 GTA Section 3 - Stakeholder Consultation (filed Nov. 3 2006) (117 KB) (DOC)
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Ex. 005 - AESO 2007 GTA Section 4 - Rate Design (filed Nov. 3 2006) (684 KB) (DOC)
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Ex. 006 - AESO 2007 GTA Section 5 - Rate Calculations (filed Nov. 3 2006).XLS (254 KB) (XLS)
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Ex. 007 - AESO 2007 GTA Section 6 - Terms and Conditions Discussion (filed Nov. 3 2006) (475 KB) (DOC)
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Ex. 008 - AESO 2007 GTA Section 7 - 2007 Proposed Tariff (filed Nov. 3 2006) (889 KB) (DOC)
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Ex. 009 - AESO 2007 GTA Section 8 - Responses to Outstanding Matters (filed Nov. 3 2006) (177 KB) (DOC)
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Alberta Electric System Operator 2010 ISO Tariff - Decision 2010-606 (Proceeding 530)
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Alberta Electric System Operator 2014 ISO Tariff Application and 2013 ISO Tariff Update - Decision 2014-242 (Proceeding 2718)
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Exhibit 0002.00.AESO-2718 ISO Tariff Application (filed Jul. 17 2013) (1.21 MB) (pdf)
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Decision 2013-325 Alberta Electric System Operator 2013 ISO Tariff Update (August 28 2013) (397 KB) (pdf)
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Decision 2013-340 Alberta Electric System Operator 2014 ISO Tariff Application and 2013 ISO Tariff Update Request to Enter into a Negotiated Settlement Process (September 10 2013) (385 KB) (pdf)
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Decision 2013-421 Alberta Electric System Operator 2014 ISO Tariff Application and 2013 ISO Tariff Update Negotiated Settlement - Cost Causation Study (November 27 2013) (5.41 MB) (pdf)
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Decision 2014-242 (August 21 2014) (1.74 MB) (pdf)
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AESO 2014 ISO Tariff Compliance to Decision 2014-242 - Decision 3473-D01-2015 (Proceeding 3473)
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Exhibit 0002.00.AESO-3473 - Application (filed Oct. 20 2014) (391 KB) (pdf)
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Decision 2014-330 Alberta Electric System Operator 2014 ISO Tariff Compliance Filing Pursuant to Decision 2014-242 Rider J - Wind Forecasting Service Cost Recovery Rider (December 3 2014) (671 KB) (pdf)
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Decision 3473-D01-2015 (Corrigenda) AESO 2014 ISO Tariff Compliance Filing Pursuant to Decision 2014-242 Module 1 (June 2 2015) (5.4 MB) (pdf)
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Decision 3473-D02-2015 Compliance with Directions 5 through 8 from Decision 2014-242 (August 26 2105) (889 KB) (pdf)
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AESO 2018 ISO Tariff Application - Decision 22942-D02-2019 (Proceeding 22942)
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Distribution System Inquiry (Proceeding 24116)
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2018 ISO Tariff Compliance Filing Pursuant to Decision 22942-D02-2019 and 2020 ISO Tariff Update Application - Decision 25175-D01-2020 (Proceeding 25175)
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AESO Bulk and Regional Rate Design and Modernized DOS Rate Design Application - Decision 26911-D01-2020 Proceeding 26911)
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Decision 26911-D01-2022 (November 10 2022) (747 KB) (pdf)
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26911-X0001.03 - Application (Revised filed May 6 2022) (2.02 MB) (pdf)
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Exhbit 26911_X0003 Cities Lethbridge and Red Deer submissions.pdf (159 KB) (pdf)
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Exhibit 26911_X0004 Cities Lethbridge and Red Deer submissions .pdf (373 KB) (pdf)
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Exhibit 26911_X0005 Cities Lethbridge and Red Deer submissions.pdf (270 KB) (pdf)
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Exhibit 26911_X0521_Direct Evidence of AZA 26911-A001_26911_000744.pdf (226 KB) (pdf)
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Exhibit 26911_X0526_Evidence of Colette Chekerda - ADC.pdf (2.56 MB) (pdf)
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Exhibit 26911-X0536 ADC Appendix N ADC January 2021 Firm - Non-Firm Tariff Proposal (filed Mar 28 2022).pdf (155 KB) (pdf)
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Exhibit 26911-X0538 CCA Evidence (filed Mar 28 2022).pdf (1.19 MB) (pdf)
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Exhibit 26911-X0541 Suncor Evidence (filed Mar 28 2022).pdf (846 KB) (pdf)
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Exhibit 26911-X0543 DePals Evidence for CanREA (filed Mar 28 2022).pdf (1.48 MB) (pdf)
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Exhibit 26911-X0547 DUC IPCAA TFCS Evidence (filed Mar 28 2022).pdf (327 KB) (pdf)
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Exhibit 26911-X0548 E-Cubed Evidence (filed Mar 28 2022).pdf (848 KB) (pdf)
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Exhibit 26911-X0558.02 ERRATA Evidence Elias Soto blacklined (Revised Jun 6 2022).pdf (1.51 MB) (pdf)
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Exhibit 26911-X0570 Evidence from ENMAX EC (filed Mar 28 2022).pdf (3.23 MB) (pdf)
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Exhibit 26911-X0571 REDACTED Evidence ENMAX Prepared by LEI (filed Mar 28 2022).pdf (2.23 MB) (pdf)
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Exhibit 26911-X0575 TCE Joint Evidence (filed Mar 28 2022).pdf (330 KB) (pdf)
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Exhibit 26911-X0576.01 UCA Evidence (Revised filed June 9 2022) (3.65 MB) (pdf)
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Exhibit 26911-X0578 AML E3 Evidence (filed Mar 28 2022).pdf (1.82 MB) (pdf)
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Exhibit 26911-X0582 Evidence of Ralph Zarumba on behalf of ATCO Electric (filed Mar 28 2022).pdf (258 KB) (pdf)
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Exhibit 26911-X0583 26911 VIDYA Evidence - Transmission in Context (filed March 28 2022) (3.29 MB) (pdf)
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Exhibit 26911-X0584 Evidence of Capital Power (filed Mar 28 2022).pdf (398 KB) (pdf)
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Exhibit 26911-X0585.01 Blackline Evidence of Johannes P. Pfeifenberger and John Tsoukalis The Brattle Group (Revised May 2 2022).pdf (963 KB) (pdf)
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Exhibit 26911-X0587.01 FortisAlberta Evidence Blackline (Revised May 25 2022).pdf (4.25 MB) (pdf)
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Exhibit 26911_X1253_Direct Argument of the ADC.pdf (982 KB) (pdf)
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AESO Updates to Rate DOS Application - Decision 28989-D01-2024 (Proceeding 28989)
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Transmission Policy
