Don't know where it is written down. According to German law you should find it somewhere. Most likely this is hidden somewhere in a corner.
http://www.spielbank-berlin.de/games/poker
For low limit cash cames you can expect something like a 5% rake with a certain cap. Also voluntary tip is always expected in all German Casinos. Please ask the dealer about the rake on different tables and his normal tip expectation.
Edit: There it is:
http://www.spielbank-berlin.de/poker...ab01042013.pdf
Last edited by McSeafield; 05-05-2016 at 12:58 PM.