Nella Tabella sono indicati tutti i formati formalmente validi e riconosciuti nella comunità Europea.
Per le aziende che vogliono registrarsi e che necessitano di fattura, si rega di compilare esattamente il campo Partita Iva, un programma automaticamente provvederà al controllo ed alla validazione della stessa nel circuito internazionale. Se la Partita Iva non dovesse essere riconosciuta dal sistema, non sarà possibile procedere con l'ordine come azienda.
Si prega in questo caso di contattare il servizio clienti a: servizioclienti@piscina.co
| Stato membro | STRUTTURA(IT) | Formato (IT)* |
| AT-Austria | ATU99999999 | 1 block of 9 characters (it) |
| BE-Belgio | BE0999999999 | 1 block of 10 digits |
| BG-Bulgaria | BG999999999 or BG9999999999 (it) |
1 block of 9 digits or1 block of 10 digits (it) |
| CY-Cipro | CY99999999L | 1 block of 9 characters (it) |
| CZ-Repubblica ceca | CZ99999999 or CZ999999999 or CZ9999999999 (it) |
1 block of either 8, 9 or 10 digits (it) |
| DE-Germania | DE999999999 | 1 block of 9 digits (it) |
| DK-Danimarca | DK99 99 99 99 | 4 blocks of 2 digits (it) |
| EE-Estonia | EE999999999 | 1 block of 9 digits (it) |
| EL-Grecia | EL999999999 | 1 block of 9 digits (it) |
| ES-Spagna | ESX9999999X4 | 1 block of 9 characters (it) |
| FI-Finlandia | FI99999999 | 1 block of 8 digits (it) |
| FR-Francia | FRXX 999999999 | 1 block of 2 characters, 1 block of 9 digits (it) |
| GB-Regno Unito | GB999 9999 99 or GB999 9999 99 9995 or GBGD9996 or GBHA9997 (it) |
1 block of 3 digits, 1 block of 4 digits and 1 block of 2 digits; or the above followed by a block of 3 digits; or 1 block of 5 characters (it) |
| HR-Croazia | HR99999999999 | 1 block of 11 digits |
| HU-Ungheria | HU99999999 | 1 block of 8 digits (it) |
| IE-Irlanda | IE9S99999L IE9999999WI |
1 block of 8 characters or 1 block of 9 characters |
| IT-Italia | IT99999999999 | Prefisso IT +1 Blocco Unico di 11 cifre |
| LT-Lituania | LT999999999 or LT999999999999 (it) |
1 block of 9 digits, or 1 block of 12 digits (it) |
| LU-Lussemburgo | LU99999999 | 1 block of 8 digits (it) |
| LV-Lettonia | LV99999999999 | 1 block of 11 digits (it) |
| MT-Malta | MT99999999 | 1 block of 8 digits (it) |
| NL-Paesi Bassi | NL999999999B998 | 1 block of 12 characters (it) |
| PL-Polonia | PL9999999999 | 1 block of 10 digits (it) |
| PT-Portogallo | PT999999999 | 1 block of 9 digits (it) |
| RO-Romania | RO999999999 | 1 block of minimum 2 digits and maximum 10 digits (it) |
| SE-Svezia | SE999999999999 | 1 block of 12 digits (it) |
| SI-Slovenia | SI99999999 | 1 block of 8 digits (it) |
| SK-Slovacchia | SK9999999999 | 1 block of 10 digits (it) |
Remarks:
*: Format excludes 2 letter alpha prefix
9: A digit
X: A letter or a digit
S: A letter; a digit; "+" or "*"
L: A letter (IT)
Note:
1: The 1st position following the prefix is always "U".
2: The first digit following the prefix is always zero ('0').
3: The (new) 10-digit format is the result of adding a leading zero to the (old) 9-digit format.
4: The first and last characters may be alpha or numeric; but they may not both be numeric.
5: Identifies branch traders.
6: Identifies Government Departments.
7: Identifies Health Authorities.
8: The 10th position following the prefix is always "B". (IT)