# AdditionalTaxliabilityByLicensePlateNumber Acquire the additional tax liability by the license plate number (company car) __Activity name:__ GetAdditionalTaxliabilityByLicensePlateNumber This endpoint allows the user to acquire values for specific properties in the company car resource. This endpoint will require a license plate number (vehicle registration number), and will return aggregated data based on its RDW-registration. Select loket.nl (REST) API URL: /rdwservices/additionaltaxliability Insert loket.nl (REST) API URL: /rdwservices/additionaltaxliability Update loket.nl (REST) API URL: /rdwservices/additionaltaxliability Delete loket.nl (REST) API URL: /rdwservices/additionaltaxliability Select loket.nl (REST) API Operation: get /rdwservices/additionaltaxliability - Catalog: `LoketNlRest` - Schema: `FiscalCompanyCar` - Field Selection Method: NotRequired - Base Path: `content` This is a read-only table function. The loket.nl (REST) API may not support changing the data or the Invantive SQL driver for loket.nl (REST) does not cover it. In the latter case, please use the table NativePlatformScalarRequests to upload data to the loket.nl (REST) API. ## Parameters of Table Function | Name | Data Type | Required | Default Value | Documentation | |---|:---:|:---:|:---:|---| | `licensePlateNumber` | `string` | ☑ | | A valid vehicle registration (license plate) number. | ## Columns of Table Function The columns of the table function `AdditionalTaxliabilityByLicensePlateNumber` are shown below. Each column has an SQL data type. | Name | Data Type | Label | Required | Documentation | |---|:---:|---|:---:|---| | `additionalTaxLiabilityGroup_key` | `int32` | | ☐ | | | `additionalTaxLiabilityGroup_value` | `string(100)` | | ☐ | | | `dateOfFirstAdmission` | `datetime` | | ☐ | First day of admission for the vehicle (datum eerste toelating). | | `licensePlateNumber` | `string(15)` | | ☐ | Vehicle registration (license plate of the vehicle). The number should be provided with or without any hyphens (-). | | `valueForTaxPurposes` | `double` | | ☐ | The value of the vehicle for tax purposes. This field may only be NULL if a reason for no additional tax liability (reden voor geen bijtelling) is provided. |