125According to case-law, following the annulment of an administrative act, its author must adopt a new replacement act by reference to the date on which it had been adopted, on the basis of the provisions in force and the relevant facts at that time (O2 (Germany) v Commission, paragraph 58 above, EU:T:2006:116, paragraphs 47 and 48; see also, to this effect, Bayer CropScience and Others v Commission, paragraph 102 above, EU:T:2008:317, paragraph 63). It may, however, rely, in its new decision, on grounds other than those on which it based its first decision (Interporc v Commission, paragraph 56 above, EU:C:2003:125, paragraphs 28 to 32).