Electricity Guides

How Electricity Bills Work

Understand the main line items on a typical electric bill and what changes month to month.

Most residential electricity bills combine energy charges with delivery charges. Energy charges are based on how many kilowatt-hours (kWh) you use, while delivery charges pay for poles, wires, and grid operations.

Your bill usually starts with a billing period and total usage. Usage is measured by your meter and reported in kWh. Higher usage generally means higher total cost, but the exact cost depends on the rate structure in your area.

Many bills include fixed monthly fees such as a customer charge or basic service charge. These fees apply even when usage is low, which is why total bills do not always drop in direct proportion to kWh reductions.

Some utilities use tiered or time-based rates. Tiered rates increase the per-kWh price after certain usage thresholds, while time-of-use rates vary by hour of day and season.

Taxes, riders, and regulatory adjustments may appear as separate lines. These can include state and local taxes, fuel adjustments, renewable programs, and other approved cost-recovery items.

When comparing providers or plans, focus on both the effective price per kWh and fixed fees. A low advertised rate can still produce a higher bill if non-energy charges are substantial.