GERMANY:

Police clearance certificates are issued by the Federal Central Register of the Public
Prosecutor General at the Federal Court of Justice.
German residents must apply for a police clearance certificate through their local registration
office "Meldebehörde".
Non-residents of Germany should apply in writing for a "Führungszeugnis" to:

Der Generalbundesanwalt beim Bundesgerichtshof
Dienststelle Bundeszentralregister
Sachgebiet BZR 32 - Internationale Rechtshilfe -
53094 Bonn
Telephone: +49-228-410-40 Web site: http://www.bundeszentralregister.de

THE NETHERLANDS:

The Dutch police certificate is obtained from the Ministry of Justice. The application form can be downloaded from the following website:

http://www.justitie.nl

The applicant should then take this form to the local town hall (Gemeente) office to obtain the police certificate. Once obtained, the certificate should be included in the immigration/visa application package.

CANADA:

Canadian police certificates can be obtained by contacting any local police force in Canada

Example: