2.
If necessary, traffic data as indicated in a list agreed by the European Data Protection Supervisor may be processed for the purpose of telecommunications budget and traffic management, including the verification of authorised use of the telecommunications systems. These data shall be erased or made anonymous as soon as possible and no later than six months after collection, unless they need to be kept for a longer period to establish, exercise or defend a right in a legal claim pending before a court.
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Source: EUR-Lex (Cellar) · retrieved 2026-10-27 · Text as adopted (Official Journal); later amendments are not incorporated in this text.