Criminal investigation process If the police has reason to suspect that a crime has been committed, a pre-trial investigation is opened. The length of the investigation depends on the nature of the crime. Simple and clear-cut criminal offences are...

5.8.2026 | The National Bureau of Investigation has conducted a criminal investigation into a suspected violation of a business secret and misuse of a position of trust by employees of a Finnish company. It is suspected that the employees used information obtained from their employer to start a competing business in the name of another company.

The Police definition of street gangs refers to groups associated with certain urban neighbourhoods, with several active identified individuals and defined hierarchies and leaders.

Internal supervision is one of the work tasks of everyone working for the Police. Internal monitoring involves everyday procedures and ways of acting aimed at securing operational legality and productivity.

7.5.2026 | The criminal investigation has covered a range of suspected offences across the territories of three reindeer herding co-operatives, including aggravated money laundering, aggravated fraud, aggravated hunting offences and an aggravated nature conservation offence.

30.6.2026 | The National Bureau of Investigation (NBI) is investigating two separate cases involving severed cables, one in Ylöjärvi, Pirkanmaa, and the other in Malmi, Helsinki.

5.6.2026 | The National Bureau of Investigation (NBI) has completed the criminal investigation into damage to two subsea telecommunications cables in the Gulf of Finland in late 2025. The investigation has concluded with four suspects.

4.6.2026 | The National Bureau of Investigation has largely completed an extensive criminal investigation involving Uros Oy, in which the suspected criminal damage amounts to nearly 38 million euros. The case involves multiple suspected aggravated financial offences and dozens of persons interviewed across several countries.

Police en Newsroom Blog Be cautious online – cyber-enabled crime on the increase 3.4.2025 13.07 Blog What is cyber-enabled crime? Mikko Kiiski: From the point of view of the police, one of the most typical criminal phenomena related to the online ...

Police en Newsroom Blog Are the police the only party whose duty it is to prevent domestic violence? 20.2.2026 11.28 Blog I work as the head of Crime Prevention at the National Police Board. I have been following the news about domestic violence a...

7.7.2026 | Online sexual violence directed at children is becoming more common – prevention requires open discussion and vigilance

13.4.2026 | The criminal investigation into the unmanned aerial vehicle found in Iitti, Päijät-Häme continues. The Border Guard investigates the incident as a suspected territorial violation, and the National Bureau of Investigation investigates a suspected grossly negligent endangerment.

5.1.2026 | Criminal Investigation into the Fitburg Vessel to Continue for Weeks

27.4.2026 | Police call-out volumes continue to rise — police concerned about the increasing violence of youth crime

30.3.2026 | Operation in Response to UAV incidents in South-East Finland Continues

13.6.2025 | The National Bureau of Investigation (NBI) has completed its criminal investigation into the damage caused to cables in the Gulf of Finland on 25 December 2024. Based on the investigation, senior officers of the tanker Eagle S are suspected of aggravated criminal mischief and aggravated interference with telecommunications.

13.5.2026 | The National Police Board has published an updated handbook on the investigation of crimes involving children and young people. The handbook is intended to serve as a collective guide for investigating crimes against children as well as crimes suspected to have been committed by children. The guide can be downloaded from the police website.

21.5.2025 | The National Bureau of Investigation has closed a criminal investigation into suspected unauthorised intelligence activities in Southeastern Finland in 2022. On the basis of the interviews and other investigative measures carried out, the investigation was closed and there is no reason to suspect an offence in the matter.

31.12.2025 | The police, together with other authorities, have moved the cargo vessel to a safe place for further inquiries. They are also in the process of establishing information related to the vessel. 

20.11.2024 | Based on preliminary inquiries, the National Bureau of Investigation (NBI) has decided to open a criminal investigation into the damage caused to the sea cable between Finland and Germany. The suspected criminal act is currently investigated as aggravated criminal mischief and aggravated interference with communications.

4.6.2025 | A long-planned large-scale operation targeting the top leaders and middle management of an Albanian-led criminal network was carried out in Albania on the third of June 2025. Thus far, a total of 55 persons have been convicted in different court instances and almost 300 kilos of drugs seized in the case concerned in Finland.

25.9.2025 | Police request certain witnesses to come forward regarding a suspected robbery in Vaasa

9.5.2025 | The National Bureau of Investigation continues cooperation with Chinese authorities in the investigation into the damaged Balticconnector gas pipeline. Information about any investigative measures taken by the authorities of China and Hong Kong is, however, provided by the competent authorities themselves.

3.4.2025 | The police are enhancing prevention of cyber-enabled crime

11.4.2024 | The police have made progress in the criminal investigation into the shooting incident at Viertola school on 02 April and most of the interviews have been completed. The police have been working in close cooperation with various authorities, including the District Prosecutor.

29.4.2025 | Serious violent crimes have been detected by a joint operation carried out between the National Bureau of Investigation (NBI) and the Swedish Police. In the case under investigation, Swedish citizens are suspected of having organised the commission of violent acts in Sweden and Denmark. One suspect is suspected of about ten violent acts.

6.2.2025 | The Southeast Finland Police are investigating the disappearance of an underaged child in Lappeenranta. The child crossed the border to Russia illegally on Friday the 31st of January.

25.11.2024 | Investigations at the scene where the C-Lion-1 sea cable between Finland and Germany was ruptured are ongoing. The Border Guard's patrol vessel Turva is still at the scene to continue underwater investigations in the Baltic Sea.

13.3.2025 | The National Bureau of Investigation (NBI) has started a criminal investigation into the activities of the City of Helsinki in relation to the data breach discovered in spring 2024. The investigation was opened on the basis of the NBI's preliminary inquiry into the matter.

6.5.2025 | The National Bureau of Investigation has completed a large criminal investigation into terrorist offences. One person is suspected of public exhortation to an offence committed with a terrorist intent and of contributing to the activities of a terrorist group.

22.1.2025 | The active early phase of the criminal investigation into the cable damage is about to be completed. The focus of the investigation is on the assessment of possible intent and related facts.

18.2.2025 | Rikosten ja poliisin hälytystehtävien määrä kasvaa Helsingissä

3.2.2023 | The police have investigated GPS interference that occurred in the Finnish territory in spring 2022, and several airspace violations in Finnish airspace in spring and summer 2022. These criminal investigations have been interrupted because the suspects are not known to the police.

17.5.2025 | Euran helikopteriturmassa viisi kuolonuhria – poliisi jatkaa onnettomuuden tutkintaa

27.11.2024 | The crime scene investigation of the C-Lion-1 sea cable rupture site has been completed. Investigators have collected samples of the cable for further analysis by the Forensic Laboratory of the National Bureau of Investigation (NBI) and conducted seabed imaging.

15.12.2023 | National Bureau of Investigation investigates alleged war crimes committed in Ukraine.

26.12.2024 | At this stage, the suspected offence is investigated as aggravated criminal mischief.

31.8.2023 | The Vastaamo hacking case, involving suspected aggravated computer break-in, aggravated attempted extortion and aggravated dissemination of information violating personal privacy, has been under investigation by the police since autumn 2020. The criminal investigation is now completed and referred to the prosecutor for consideration of charges.

11.10.2024 | The National Bureau of Investigation (NBI) has completed criminal investigation into suspected war crimes committed in Ukraine in 2014. One person is suspected of several war crimes, including an aggravated war crime.

26.4.2023 | The criminal investigation into the data breach against Psychotherapy Centre Vastaamo and the subsequent leak of sensitive customer data is expected to be completed in the late summer of 2023. The police urge the victims of extortion or dissemination of information violating personal privacy to report the crime to the police and fill in the statement form available on Police e-services by the end of May, unless they have already done so.