Standing Charge Annual Cost Calculator
Calculate a daily standing charge over your own billing days and compare rates.
A QUICK WALKTHROUGH
How to use this tool
- Enter your own values and select explicit units.
- Optionally enter up to 20 scenarios, then calculate and copy or download the complete report.
Formula
Total = daily major-unit rate × billing days; minor units ÷ 100 = major units.
Scope and limitations
Days must be a positive whole number. No 365-day default, VAT adjustment, tariff lookup, fuel or jurisdiction is assumed. The currency is your display label.
Values are processed locally in your browser. Numeric outputs retain JavaScript number precision; they are not currency rounding.
Values are processed locally in your browser. Numeric outputs retain JavaScript number precision; they are not currency rounding.
GOOD TO KNOW
Common questions
How are comparisons handled?
Each row is calculated independently using the selected units and basis. Invalid rows remain visible in the report.