title: "Time-of-Use Rates: The Basics" date: 2025-12-01 category: Rates tags: ["TOU", "Rates", "Bills"] summary: "Time-of-use rates change your bill based on the clock. Here’s the smallest set of concepts that matter."
Time-of-Use Rates: The Basics
TOU rates reward shifting flexible loads (EV charging, laundry) into lower-cost windows.
Three concepts
- Peak window
- Off-peak window
- Shoulder periods
Next steps
Estimate your bill impact with the Cost Estimator.