Recurly does this (see my other comment in the same thread). Full doc: https://docs.recurly.com/eu-vat-2015#when_to_tax_require_two_pieces_of_location_evidence

Recurly does this (see my other comment in the same thread). Full doc: https://docs.recurly.com/eu-vat-2015#when_to_tax_require_two_pieces_of_location_evidence https://docs.recurly.com/eu-vat-2015#when_to_tax_require_two...