## Syntax
```mermaid
%%{init: {
'theme': 'base',
'flowchart': { 'padding': '7', 'nodeSpacing': '20', 'rankSpacing': '20' },
'themeVariables': {
'fontSize': '11px',
'fontFamily': 'Arial'
}
}}%%
flowchart LR
Start((START)) --> IS_IBAN[IS_IBAN]:::quoted
IS_IBAN --> End((END))
```
## Purpose
The `IS_IBAN` SQL function evaluates to boolean true when the value provided is a valid IBAN account.
Parameters:
- Value: value to test.
- Remove space: indicator whether spaces should be removed before IBAN validation.
Returns: True when the value provided is a valid IBAN account.