<snip> > This is not supported in vatnumber [1] (library that validates vat > numbers for tryton) currently, but its implemented on python-stdnum [2], > which is reused from vatnumber if validation available. I will encorauge > you to add us validation on vatnumber using stdnum implementation, this > will be an easy task. > <snip>
> -- > Sergi Almacellas Abellanawww.koolpi.com > Twitter: @pokoli_srk > > Looking at vatnumber validator you listed, the only concern I would see would be getting everyone to prepend 'US' to the TIN/EIN numbers - that will probably be a going concern since most people here will only see either SSN (NNN-NN-NNN) or TIN/EIN (NN-NNNNNNN). Otherwise, it's relatively easy to add the number checks.
