Without prejudice to the particular provisions laid down in this Directive, only the following details are required for VAT purposes on invoices issued pursuant to Articles 220 and 221:
(1) the date of issue;
(2) a sequential number, based on one or more series, which uniquely identifies the invoice;
(3) the VAT identification number referred to in Article 214 under which the taxable person supplied the goods or services;
(4) the customer's VAT identification number, as referred to in Article 214, under which the customer received a supply of goods or services in respect of which he is liable for payment of VAT, or received a supply of goods as referred to in Article 138;
(5) the full name and address of the taxable person and of the customer;
(6) the quantity and nature of the goods supplied or the extent and nature of the services rendered;
(7) the date on which the supply of goods or services was made or completed or the date on which the payment on account referred to in points (4)
…