USER CODE FORMAT

User code can have different formats, depending on whether it is a NIF, NIE or passport. Specific:

- NIF: 8 Digits + '-' + Letter
Example:
12345678-L

- NIE: With possible formats:
Examples:
X-12345678-L
X12345678
X12345678-L
X12345678L

- Passport: all digits and letters
Example:
AB123456789