This Finnish EPPO/OLAF volume provides comprehensive information for the EPPO/OLAF sector, including case law, legal sources, and relevant organizations. It also summarises the national legislation relating to Finnish EPPO investigations, with a focus on the criminal investigation procedure. The last section deals with investigative missions in connection with OLAF investigations in Finland. Prof Dr Raimo Lahti has acted as the publication’s national expert. While written in English, the volume includes footnotes that reproduce the original Finnish legislation. Easily navigable with the help of visual symbols, it is designed as a quick reference tool for academics, students, practitioners and other interested readers.