Article 3
Member States shall engage in constructive dialogue with industry and examine appropriate measures, of a voluntary or a legally binding nature, to eliminate child pornography on the Internet. In particular, Member States shall exchange experiences on the effectiveness of any measures they have taken to eliminate child pornography on the Internet. In this context, they shall examine the following measures, which would place Internet providers under a duty:
(a)
to advise the competent entities mentioned in Article 1 (1) or the units mentioned in Article 1(2) of child pornography material of which they have been informed or of which they are aware and which is distributed through them;
(b)
to withdraw from circulation child pornography material of which they have been informed or of which they are aware and which is distributed through them unless otherwise specified by the competent authorities;
(c)
(d)
to set up their own control systems for combating the production, processing, possession and distribution of child pornography material.