I. – Value added tax is assessed on the basis of returns filed by taxable persons in accordance with the conditions set out in Article 287.
It applies to taxable sums and all items used to calculate the tax rounded to the nearest euro; the fraction of a euro equal to 0.50 being counted as 1.
II. – The assessment of the tax payable in respect of self-supply of new buildings taxed pursuant to 2° of 1 of II of article 257 may be paid until 31 December of the second year following the year in which the building was completed. However, the tax payable in respect of the self-supply of new buildings referred to in A and C of II of article 278 sexies is settled no later than the last day of the sixth month following the month during which the building was completed, without any extension being granted by the administrative authority. It is declared on the declaration mentioned in article 287 under the conditions set by a decree of the Conseil d’Etat.