1. In the case of standard charges for the re-use of documents held by public sector bodies, any applicable conditions and the actual amount of those charges, including the calculation basis for such charges, shall be pre-established and published, through electronic means where possible and appropriate.
2. In the case of charges for the re-use other than those referred to in paragraph 1, the public sector body in question shall indicate at the outset which factors are taken into account in the calculation of those charges. Upon request, the public sector body in question shall also indicate the way in which such charges have been calculated in relation to the specific re-use request.
3. The requirements referred to in point (b) of Article 6(2) shall be pre-established. They shall be published by electronic means, where possible and appropriate.
4. Public sector bodies shall ensure that applicants for re-use of documents are informed of available means of redress relating to decisions or practices affecting them.]