1. Member States shall ensure that in proceedings concerning an equal pay claim, competent authorities or national courts are able to order the respondent to disclose any relevant evidence which lies in the respondent’s control, in accordance with national law and practice.
2. Member States shall ensure that competent authorities or national courts have the power to order the disclosure of evidence containing confidential information where they consider it relevant to the equal pay claim. Member States shall ensure that, when ordering the disclosure of such information, competent authorities or national courts have at their disposal effective measures to protect such information, in accordance with national procedural rules.
3. This Article shall not prevent Member States from maintaining or introducing rules which are more favourable to claimants.