Article 207
Member States shall take the measures necessary to ensure that persons who are regarded as liable for payment of VAT in the stead of a taxable person not established in their respective territory, in accordance with Articles 194 to 197 and Articles 199 and 204, comply with the payment obligations set out in this Section. Member States shall also take the measures necessary to ensure that those persons who, in accordance with Article 205, are held to be jointly and severally liable for payment of the VAT comply with these payment obligations.