Information on witness interviews

Publication date 28-05-2025, 10:50 | Last update 28-05-2025, 10:50

What does the FIOD do?

The FIOD is the special investigation service of the Netherlands Ministry of Finance.
The tasks of the FIOD are:

• investigation of serious cases of tax and customs fraud
• investigation of economic and financial crime.

Witness interview

The FIOD has found cause to interview you. This leaflet contains information about the witness interview that will take place.

Before the interview

Before the start of the interview, FIOD officers must:

• identify themselves
• inform you of the reason for the interview
• ask you about your identity.

You are interviewed as a witness and are not obliged to cooperate with an interview by the investigating officers. However, the examining judge may summon you as a witness. You are obliged to comply with this.

Filing a complaint

Do you have a complaint about the actions of the FIOD?
Please send it to:
Belastingdienst/FIOD
De directeur
Postbus 19266
3501 DG Utrecht

fiod.nl/en/complaints.

The FIOD will decide on your complaint within 18 weeks of receipt.

In dealing with your complaint, the FIOD uses the independent Special Investigation Services Complaints Committee. You have the right to further explain your complaint to this committee.

More information

For more information, please contact:
Name:
Telephone:

This is a publication of:
Belastingdienst/FIOD
April 2023