(a) This part establishes a program and sets out the eligibility requirements and procedures to effectuate section 443 of the “To Research, Evaluate, Assess, and Treat Astronauts Act of 2017.”

(b) The purpose of this program is to provide medical monitoring and diagnosis of former U.S. Government astronauts and payload specialists for conditions the Administrator considers potentially associated with spaceflight and to provide treatment of former U.S. Government astronauts and payload specialists for conditions the Administrator considers associated with spaceflight.