Authentication
This section provides a complete list of the Authentication properties you can configure in the connection string for this provider.
| Property | Description |
| AuthScheme | The scheme used for authentication. Accepted entries are Basic and LicenseKey. |
| UseSandbox | A boolean indicating whether you are using a Sandbox account. The provider makes requests to the production environment by default. |
| User | Specifies the user ID of the authenticating Avalara user account. |
| Password | Specifies the password of the authenticating user account. |
| AccountId | The account ID number of your Avalara account. |
| LicenseKey | The license key generated by an account administrator on the Avalara website. |