# Tax Info
The tax ID of the customer. The customer is also known as the payer. Both `tax_id` and `tax_id_type` are required.
## Structure
`TaxInfo`
## Fields
| Name | Type | Tags | Description | Getter | Setter |
| --- | --- | --- | --- | --- | --- |
| `taxId` | `string` | Required | The customer's tax ID value.
**Constraints**: *Minimum Length*: `1`, *Maximum Length*: `14`, *Pattern*: `([a-zA-Z0-9])` | getTaxId(): string | setTaxId(string taxId): void |
| `taxIdType` | [`string(TaxIdType)`](../../doc/models/tax-id-type.md) | Required | The customer's tax ID type.
**Constraints**: *Minimum Length*: `1`, *Maximum Length*: `14`, *Pattern*: `^[A-Z0-9_]+$` | getTaxIdType(): string | setTaxIdType(string taxIdType): void |
## Example (as JSON)
```json
{
"tax_id": "tax_id0",
"tax_id_type": "BR_CPF"
}
```