| EU Country | Abbreviation | VAT Number Format | National Prefix | Example | Notes |
| Austria | MWST | One letter and eight digits | AT | AT U12345678 |
The first character is always 'U' |
| Belgium | BYW | Nine digits | BE | BE 123456789 | |
| Denmark | MOMS | Eight digits | DK | DK 12345678 | |
| Finland | ALV | Eight digits | FI | FI 12345678 | |
| France | TVA | Eleven digits
or Ten digits and one letter or Nine digits and two letters |
FR | FR 12345678901
or FR X2345678901 or
or
|
May include 1 or 2 letters :- Either FIRST, SECOND or FIRST & SECOND. All letters except O and I are valid. |
| Germany | MWST | Nine digits | DE | DE 123456789 | Must be the 9 digit 'Umsatzsteur Identifikationnummer' (Ust ID Nr.) |
| Greece | ΦΠΑ | Nine digits | EL | EL 012345678 | Prefix any 8 digit number with zero |
| Ireland | VAT | Seven digits and one letter
or Six digits and two letters |
IE | IE 1234567X
or
|
Includes 1 or 2 letters :- Either LAST or SECOND & LAST
|
| Italy | IVA | Eleven digits | IT | IT 12345678901 | |
| Luxembourg | TVA | Eight digits | LU | LU 12345678 | |
| Netherlands | BTW | Eleven digits and one letter | NL | NL 123456789B01 | Tenth character is always 'B'
The 3 digit suffix is always B01 to B99. |
| Portugal | IVA | Nine digits | PT | PT 123456789 | |
| Spain | IVA | Eight digits and one letter
or Seven digits and two letters |
ES | ES X12345678
or
or
|
Includes 1 or 2 letters :-
Either FIRST, LAST or FIRST & LAST. |
| Sweden | MOMS | Twelve digits | SE | SE 123456789001 |
The last 2 characters must be '01'. |
| UK | VAT | Nine digits
or Twelve digits |
GB | GB 123456789
or GB 123456789001 |
Twelve digits if the number represents a sub-company within a group |