Electric Vehicle Charging Payments Glossary
Electric Vehicle Charging Payments Glossary

The U.S. Payments Forum Electric Vehicle Charging Glossary defines a common set of terms and standards that support clear understanding of electric vehicle (EV) charging payments across the industry. Focused on terminology relevant to payment approaches, this resource promotes consistency in how stakeholders communicate about this rapidly evolving area of commerce.

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State of Charge (SoC)
The current level of charge in an electric vehicle's battery, expressed as a percentage of its total capacity.

State of Health (SOH)

A measure of how much capacity the battery retains compared to its original capacity.1

1 “Explanation of degradation and battery health score,” Tronity, https://help.tronity.io/hc/en-us/articles/16647958265756-Explanation-of-degradation-and-battery-health-score


Subscription Model
A payment model where users pay a recurring fee to access a network of charging stations, often providing discounted rates.

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