Am 29. September 2016 wurde Frau Prof. Irmgard Marboe mit den „Distinguished Service Award“ des International Institute of Space Law ausgezeichnet, „[i]n recognition of her outstanding and dedicated services to the development of international space law and to the international legal community, her rare scholarship, her significant contributions in her role as the chairperson of the Working Group on National Legislation Relevant to the Peaceful Exploration and Use of Outer Space over the years and her notable role in the elaboration and adoption of the Austrian Outer Space Act“ (aus der Begründung).