Two years as a police officer with the National Police or another security authority, with the matching training; or a completed vocational qualification plus five years' practice in the trade; or the Matura plus five years' practice (GewV Art. 18). For this security-relevant trade the practice must fall within the five years before applying (GewV Art. 4(3))
Processing time
The Office decides within three months of a complete application, extendable once (GewG Art. 21)
Reciprocity
EEA and Swiss providers lawfully established at home may provide temporary cross-border services after notifying the Office for Economic Affairs in writing, renewed yearly, with proof of no criminal record for themselves and their employees when the service is private detective work (GewG Arts. 28 and 29).
Reference information, not legal advice. Each profile lists its sources and the date it was checked.