(2) The Laender, or such self-governing corporations under public law as are competent in accordance with Land law, shall administer the federal Autobahnen and other federal highways used for long-distance traffic on behalf of the Federation.
(3) At the request of a Land, the Federation may take over into direct federal administration federal Autobahnen and other federal highways used for long-distance traffic, insofar as they lie within the territory of this Land.
Article 91
(1) In order to avert an imminent danger to the existence or the free democratic basic order of the Federation or a Land, a Land may call in the police forces of other Laender.
(2) If the Land in which the danger is imminent is not itself prepared or in a position to combat the danger, the Federal Government may place the police in that Land or the police forces of other Laender under its instructions. The order (Anordnung) shall be rescinded after the danger has been overcome, otherwise at any time on demand from the Bundesrat.
IX
THE ADMINISTRATION OF JUSTICE
Article 92
Judicial authority shall be invested in the judges; it shall be exercised by the Federal Constitutional Court, by the Supreme Federal Court, by the federal courts provided for in this Basic Law and by the courts of the Laender.
Article 93
(1) The Federal Constitutional Court shall decide:
- on the interpretation of this Basic Law in the event of disputes concerning the extent of the rights and duties of the
