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SEPA Country
Spain IBAN Format: Structure, Length & Example
IBAN Length
A Spain IBAN is always exactly 24 characters.
24
characters
ES
Country Code
4n+4n+1n+1n+10n
Structure
Visual IBAN Breakdown
Breakdown of the IBAN segments:
ES
Country Code
91
Check Digits
21000418450200051332
BBAN (20 chars)
BBAN Structure
The Spain BBAN (Basic Bank Account Number) has the following structure:
| Segment | Type | Position |
|---|---|---|
| ES | Country Code | 1–2 |
| KK | Check Digits | 3–4 |
| 4n | Numeric | 5–8 |
| 4n | Numeric | 9–12 |
| 1n | Numeric | 13–13 |
| 1n | Numeric | 14–14 |
| 10n | Numeric | 15–24 |
Formatting Rules
- •IBAN must be uppercase.
- •Electronic format: no spaces (e.g., ES9121000418450200051332).
- •Paper format: groups of 4 characters separated by spaces.
- Paper format example:
ES91 2100 0418 4502 0005 1332