Plug and Charge uses vehicle-to-charger communication, certificates and backend authorization so compatible EVs and chargers can identify the charging contract and start a session more smoothly.
How Plug and Charge works
With compatible hardware, software and service setup, the vehicle communicates securely with the charging station when plugged in. The charger and backend verify the vehicle's contract credentials, authorize the session and handle billing.
The user experience can look simple, but the ecosystem behind it includes certificates, roaming agreements, charger software and vehicle support.
Relationship to ISO 15118
Plug and Charge is commonly associated with the ISO 15118 vehicle-to-grid communication family. ISO 15118 is broader than one user feature: it covers communication between EVs and charging infrastructure, including functions relevant to smart charging and bidirectional energy flow.
Not every charger or vehicle with a modern connector automatically supports Plug and Charge.
Why it may not work everywhere
- The vehicle may not support Plug and Charge in that market.
- The charging network may not support it or may require account setup.
- The charger software may be outdated.
- The payment contract may not be installed correctly.
- Adapters and roaming can add compatibility limits.
Why it matters
For drivers, Plug and Charge reduces friction at public fast chargers. For fleets, it can simplify authorization, billing and charging operations. For the grid, the same communication path supports smarter charging interactions over time.
Related terms
Sources
- ISO — Road vehicles, vehicle-to-grid communication interface
- CharIN — Charging interoperability, CCS, NACS and ISO 15118 context
- U.S. DOE AFDC — Charging electric vehicles
Feature names, connector support and EV specifications can vary by model year, trim, software version and market. Always verify the exact vehicle and charging-network documentation before buying or repairing.