In the pre-trial phase of the criminal proceedings the EIO aiming at request for information or documents shall be received by the competent district prosecution office, while at the trial phase it shall be submitted to the competent district court.
Under Section 261 of the HU CCP, data sought in a criminal proceedings must be provided by ISPs or other data holders and data controllers by a written request of the investigative authority, the prosecutor or the judge within 1 to 30 days when the request is fulfilled in electronic ways and 8 to 30 days when the answer is provided in other forms (e.g. printed).
This procedure is also to be followed in international judicial cooperation.