14 1(1) of the Police Act if the data is necessary for the performance of the duties in question. The police have the right to utilize data from a personal data file established for the purpose of performing duties laid down in section 1(3) of the Police Act if the data is necessary for the performance of the duty for which the data was collected and recorded. Section 16 Utilizing data for a purpose other than one equivalent to data collection and recording (1) The police have the right, unless otherwise provided below, to utilize data from a police personal data file for a purpose other than one equivalent to data collection and recording if the data is necessary: 1) for ensuring State security; 2) for countering an immediate danger threatening life or health or for preventing significant damage to property; 3) for preventing or investigating an offence subject to imprisonment; 4) for establishing a person’s identity when undertaking an individual police duty that necessarily requires verification of identity; 5) when deciding or issuing an opinion on the granting or validity of an authorization if it has been laid down that a requirement for the granting or validity of the authorization is the applicant’s or holder’s reliability, suitability or other such attribute whose assessment requires information on the state of health, intoxicant use, criminal guilt or violent behaviour of the applicant or holder. (2) Data from a police personal data file may also be used in police research and planning work. Such data may similarly be used in police training activities if the data is essential for carrying out the training.