Item 13- Overview of Base and Pass-Through Rates Presentation — original pdf

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Austin Energy Overview of Base and Pass-Through Rates Rusty Maenius Acting Deputy General Manager September 8, 2025 © Austin Energy Different Rates Pay for Different Costs Rates are set at cost & the dollars are not interchangeable Base Rates Operations, Maintenance and Salaries Capital Costs, Debt Service & Cash Equity Power Supply Adjustment Regulatory Charge Community Benefit Charge ERCOT Power Market Wholesale Transmission Costs Service Area Lighting (SAL) Renewable Purchases ERCOT Administration Fee Energy Efficiency Programs (EES) City Transfers Fuel Costs Other Misc Regulatory Fees Customer Assistance Program (CAP) 2 Base Rates & Pass-Through Rates Typical Inside City Residential Bill Base Rates • Cover salaries, infrastructure, operations & maintenance, fleet, call center, debt service, transfers, etc. • Adjusted annually in budget. • Set at cost-of-service • Cost-of-service study every five years Pass-Through Rates • Dollar-for-dollar cost-recovery • Power Supply Adjustment (PSA) • Regulatory Charge • Community Benefit Charge (CBC) 3 ©Austin Energy. All rights reserved. Austin Energy and the Austin Energy logo and combinations thereof are trademarks of Austin Energy, the electric department of the City of Austin, Texas. Other names are for informational purposes only and may be trademarks of their respective owners.