Legal and Liability Considerations

The range of mission plans, diversity of operations and different mission lengths raises questions regarding medical, legal, ethical issues. For example, what are the medical requirements for suborbital astronauts versus orbital astronauts; what hazards exist for orbital astronauts versus interplanetary astronauts; which mitigation measures are required for a commercial astronaut embarking upon a stay on board a commercial orbiting habitat; does a commercial astronaut have the same duties as a government astronaut?