Deutschlandstipendium

What is the legal basis for this scholarship programme?

The Deutschlandstipendium is a programme by the Federal Government and is governed by the  Bundesgesetz zur Schaffung eines nationalen Stipendienprogramms (Stipendienprogramm-Gesetz - StipG) from the year 2010.
 
The text of the law and implementation regulations can be viewed and downloaded at:
Zu den Gesetzestexten und den ausführenden Verordnungen zum Deutschlandstipendium.
 
The implementation of the programme at Kiel University and the details on awarding scholarships are stipulated in an internal guideline (PDF) by the University Board.
interne Richtlinie des Präsidiums (pdf).