IRP Advisory Council
The TEP Resource Planning Advisory Council (RPAC) will be formed with a diverse set of stakeholders across a range of customer classes, advocacy groups, and community businesses. The RPAC is designed to solicit stakeholder input and provide transparency on development of the company’s 2026 Integrated Resource Plan (IRP). We welcome the participation of the RPAC in the process and throughout the 2026 IRP planning cycle.
Stay Informed on TEP’s 2026 IRP
Follow-up and stay informed on the 2026 IRP (Docket No. E-99999A-25-0058) on the Arizona Corporation Commission (ACC) webpage.
If you would like to receive notice of each filing made in the docket you will need to create an account on the ACC efiling portal.
Details on how to follow a docket are provided here.
IRP Meeting Dates and Materials
| Date | Description | Meeting Slides | Meeting Minutes |
|---|---|---|---|
| Aug. 28, 2025 | RPAC Purpose & Ground Rules, Utility Basics and TEP Overview | Slides | Minutes |
| Sept. 30, 2025 | Technical Session: IRP Basics, Key Assumptions, and Inputs | Slides | Minutes |
| Dec. 9, 2025 | Technical Session: Portfolios and Modeling | Slides | Minutes |
| Jan. 27, 2026 | Focus On: Affordability, Rates, and New Resources | Slides | Minutes |
| March 24, 2026 | Technical Session: Preferred Portfolio | Slides | Minutes |
| May 1, 2026 | Modeling inputs due to stakeholders (no meeting) | ||
| May 26, 2026 | Review and Wrap-up | Slides | Minutes |
| July 29, 2026 | Public Workshop (Virtual) | Slides | Minutes |
| Aug. 3, 2026 | IRP Due Date (no meeting) |
Membership
Membership in the TEP RPAC is by invitation. Invitations will be sent by August 8th, 2025. If you believe your organization has been omitted in error, please email us at RPAC@tep.com.