A greek VIES VAT number validation library,
developed in SharpDevelop, at C# language, targeted .NET/Mono
The library have one static method which check if a greek VIES VAT number is valid,
and NOT if exists and corresponds to a natural person or a legal entity.
This library is FREE SOFTWARE, comes with ABSOLUTELY NO WARRANTY; and distributed under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, for details see http://www.gnu.org/licenses/
You can find the library precompiled with documentation included at my box.net place
or you can check out the project’s home page.