1. See: 2 BvE 2/08 of 30 June 2009, paragraphs 247, preliminary English translation, is available at: http://www.bverfg.de/entscheidungen/es20090630_2bve000208en.html, last accessed on 15 September 2009.
2. Hrbek (note 39), 226.
3. See, Roller (note 64), 38-40; Johne Roland , Die deutschen Landtage im Entscheidungsprozeß der Europäischen Union, Parlamentarische Mitwirkung im europäischen Mehrebenensystem (2000).
4. A Länder review of the operation of the cooperation agreement, conducted in February 1997, found the regulations to ‘… have proved themselves without exception and [to] represent a suitable framework for good and trusting cooperation’ (Hrbek (note 39), 222-3).
5. See, Roller (note 64), 41-2.