Misc - ValidateVATNumber

Syntax:
=ValidateVATNumber(Country, VATNumber)

Description:
Returns TRUE when the VAT registration number could be valid and FALSE otherwise.

Country : string to denote the country
VATNumber : the VAT registration number including the country code.

Example:
Could GB12345 be a valid VAT number?

=ValidateVATNumber("GB",GB12345)