Opinion of Advocate General Campos Sánchez-Bordona delivered on 30 March 2023.#A. G. v Lietuvos Respublikos generalinė prokuratūra.#Request for a preliminary ruling from the Lietuvos vyriausiasis administracinis teismas.#Reference for a preliminary ruling – Telecommunications – Processing of personal data in the electronic communications sector – Directive 2002/58/EC – Scope – Article 15(1) – Data retained by providers of electronic communications services and made available to authorities in charge of criminal proceedings – Subsequent use of those data in an investigation into misconduct in office.#Case C-162/22.