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# StartScheduleRenegotiation

[CAPL Functions](../../CAPLfunctions.md) » [Smart Charging](../CAPLFunctionsSmartChargingOverview.md) » [CCS (Communication Setup)](../CAPLFunctionsSmartChargingOverview.md#BMCCS) » [Shared Functions](../CAPLFunctionsSmartChargingOverview.md#BMCCSEV) » StartScheduleRenegotiation

**Valid for:** CANoe DE • CANoe4SW DE

## Function Syntax

```
MethodReturnValueType StartScheduleRenegotiation ();
```

## Description

This function is used to start the ScheduleRenegotiation process on EV side. The EVSE side can trigger the same process by using the [SetNextEVSENotification](CAPLfunctionSetNextEVSENotification.md) method.

The function is available for the following embedded members:

* ISO20

## Parameters

—

## Return Values

**MethodReturnValueType**

All function calls (except for indications) will return a MethodReturnValueType indicating whether the call was successful or not. Possible values:

* `0`: OK
* `1`: InvalidArgument
* `2`: NoMatchingElementFound
* `3`: UnknownError

## Example

—
