The 'preliminary administrative or judicial report` within the meaning of point (b) of Article 1 (2) of Regulation (EC) No 1469/95 shall mean the first written assessment, even if only internal, by a competent administrative or judicial authority, concluding on the basis of concrete facts that an irregularity has been committed, deliberately or through gross negligence, without prejudice to the possibility of this conclusion being revised or withdrawn subsequently on the basis of developments in the administrative or judicial procedure.