> ## Documentation Index
> Fetch the complete documentation index at: https://notevil.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# CAPLfunctionSCCCreateAuthorizationReqISO

[Open topic with navigation](../../../../../CANoeDEFamily.htm#Topics/CAPLFunctions/SmartCharging/Functions/CAPLfunctionSCCCreateAuthorizationReqISO.md)

**CAPL Functions** » [Smart Charging](../CAPLFunctionsSmartChargingOverview.md) » [SCC Modeling Libraries (Simulation Setup)](../CAPLFunctionsSmartChargingOverview.md#BMNodeayerDLL) » [V2G Test Functions](../CAPLFunctionsSmartChargingOverview.md#V2GTestISO) » [Shared Functions](../CAPLFunctionsSmartChargingOverview.md#V2GTestISO) » **SCC\_CreateAuthorizationReq\_ISO**

# SCC\_CreateAuthorizationReq\_ISO

[Valid for](../../../Shared/FeatureAvailability.md):  CANoe DE • CANoe4SW DE

## Function Syntax

```
long SCC_CreateAuthorizationReq_ISO ( byte SessionID[] )
```

## Description

Creates an Authorization Request message for sending.

## Parameters

* **SessionID**: 8-byte long SessionID of SCC connection, range: 0 - 0xFF FF FF FF FF FF FF FF.

### Optional Parameters

* **Index**: 0
  * **Name**: Id
  * **Type**: char\[]
  * **Description**: Id of the message.

* **Index**: 1
  * **Name**: GenChallenge
  * **Type**: byte\[]
  * **Description**: Challenge data (16 byte).

## Return Values

* **1**: If successful.
* **0**: Else (message cannot be sent).

## Example

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