5.
Directive on privacy and electronic communications
Processing of traffic data, in accordance with paragraphs 1, 2, 3 and 4, must be restricted to persons acting under the authority of providers of the public communications networks and publicly available electronic communications services handling billing or traffic management, customer enquiries, fraud detection, marketing electronic communications services or providing a value added service, and must be restricted to what is necessary for the purposes of such activities.
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Source: EUR-Lex CELLAR · retrieved 2026-08-27 · Text as adopted (Official Journal); later amendments are not incorporated in this text.