Article 250
1. Every taxable person shall submit a VAT return setting out all the information needed to calculate the tax that has become chargeable and the deductions to be made including, in so far as is necessary for the establishment of the basis of assessment, the total value of the transactions relating to such tax and deductions and the value of any exempt transactions. 2. Member States shall allow, and may require, the VAT return referred to in paragraph 1 to be submitted by electronic means, in accordance with conditions which they lay down.