Digital vehicle records for electric cars: organise data and documents

A digital vehicle record brings together the valid master data, documents and events for a fleet vehicle. For electric cars, this also includes information about the usable battery, charging capability and assigned charging access, where required for your operations. The record should remain traceable throughout the vehicle's service period, from entry into the fleet to return or retirement.

Its value becomes clear when you ask a specific question. Who was responsible on the handover date? Which battery report belongs to the vehicle? Is the stored mileage reading current? A good record provides the information, its source and the date from which it is valid.

Use one vehicle ID throughout the lifecycle

Create a unique internal ID for every vehicle. It connects master data, documents and transactions. The registration number remains an important search field, but should not be the only connection between data. If the registration changes, the existing history must still belong to the correct vehicle.

Also document the vehicle identification number and check it against the documents when adding the vehicle. Avoid creating new records simply because a site or responsible person changes. These changes are events within the same vehicle history.

A clear status helps in daily use: ordered, received, active, temporarily unavailable or retired. Define who may change a status and what confirmation is required. The guide to digitising an electric fleet describes the associated handovers.

Build the record around a few clear information areas

Choose fields according to how they will be used later. A large number of unmaintained entries makes a record difficult to use. Each area should have a responsible role.

For technical information, the exact vehicle specification matters. Take values from the relevant documents and record their version or date. General model information must not silently replace vehicle-specific information.

Add EV data with its meaning and source

For a battery capacity figure, record whether it states usable energy content in kilowatt-hours and what the value is based on. A later condition report should include its method, date and connection to the vehicle.

An SOH figure for battery health needs additional context. The standardisation information on determining SOH consistently emphasises the importance of reliable statements about condition. Store the full supporting report rather than only a percentage. The article on battery health in the fleet covers the details.

For charging access, a reference to the managed access with its validity period is often sufficient in the vehicle record. Credentials or personal secrets do not belong in a generally readable notes field. Define which role needs to view and change the assignment.

Example: a vehicle moves to another site

The following example is an illustrative workflow. Vehicle EV-017 transfers to a different site on 1 October. The previously responsible person hands it over on 30 September with a documented mileage reading. The new person confirms receipt the following morning.

The record keeps its vehicle ID. The history contains the handover time, new location, new responsibility and confirmation. An outstanding maintenance appointment remains assigned to the vehicle and is explicitly included in the handover. Existing charging access is only ended if the agreed operating concept requires this.

Documents received later are assigned to their actual event date. The upload date remains visible as well. This makes it possible to distinguish when something happened from when the documentation was added. A retrospective correction is given a traceable reason.

Check the record with a fixed completion checklist

Use a short checklist when adding, handing over and retiring a vehicle. It should ask for the information required at that stage and leave room for outstanding issues:

• Have the vehicle ID and vehicle identification number been confirmed?

• Are the active status, location and responsible person correct?

• Does technical information have a traceable source?

• Are important documents readable and assigned to the correct vehicle?

• Do changes have an effective date and a processing note?

• Have outstanding appointments and tasks been explicitly handed over?

• Is it clear who still needs and manages closed records?

Regularly check a small sample using real questions from daily work. Can a colleague providing cover identify the current handover status without asking? Is it clear that a document is valid? These checks show whether the structure is actually understandable.

Retention, access rights and any personal data must fit your company's requirements. The vehicle record alone is neither legal approval nor proof that all obligations have been met. It helps keep the intended documentation organised and available.

If vehicle organisation and charging access need to work together, you can review your fleet's requirements with StromNow. Bring the vehicle fields you need and typical handover situations to clarify the specific process.