High Quality Content by WIKIPEDIA articles! The Bavarian Border Police (German: Bayerische Grenzpolizei or GrePo) is an historic police division within the Bavarian State Police (Polizei Bayern). It was the third arm of the police force alongside the state police and the so-called `readiness police` (Bereitschaftspolizei) It existed from 1946 (independently from 1952) to 1998 and was responsible for the federal borders in Bavaria.