(11)It is appropriate, given the fact that the need for further information can arise only where the prospectus concerns shares or other securities giving rights to shares, that, when determining whether such a need has arisen in the individual case, the competent authorities should base their examination on the requirements laid down in item 20.1 of Annex I to Regulation (EC) No 809/2004 as regards the content of financial information and the applicable accounting and auditing principles. A competent authority should not impose requirements that go beyond those laid down in item 20.1 of Annex I, or make them more onerous. However, it should be possible to adjust their application of those requirements in the light of characteristics of the individual case relating to the precise nature of the securities, the economic substance of the transactions by which the issuer has acquired its business undertaking, the specific nature of that undertaking, and the range of information that is already included in the prospectus.