1.Member States shall adopt such laws, regulations or administrative provisions as may be appropriate in order to ensure, by 31 December 2012, that the total oil stocks maintained at all times within the Community for their benefit correspond, at the very least, to 90 days of average daily net imports or 61 days of average daily inland consumption, whichever of the two quantities is greater.
2.The average daily net imports to be taken into account shall be calculated on the basis of the crude oil equivalent of imports during the previous calendar year, determined in accordance with the method and procedures set out in Annex I.
The average daily inland consumption to be taken into account shall be calculated on the basis of the crude oil equivalent of inland consumption during the previous calendar year, established and calculated in accordance with the method and procedures set out in Annex II.
[F13. However, notwithstanding paragraph 2, the daily averages of net imports and inland consumption, as referred to in that paragraph, shall be determined, as regards the period from 1 January to 30 June of each calendar year, on the basis of the quantities imported or consumed during the last year but one before the calendar year in question.]
4.The methods and procedures for calculating stockholding obligations, as referred to in this Article, may be amended in accordance with the regulatory procedure referred to in Article 23(2).