and production, crude oil refining, oil and gas pipelines, transportation-related fuel consumption, oil use efficiency, national security, foreign policy, macroeconomics, labor, environment, logistics, shipping, tourism, consumer goods, manufacturing, and tourism. (2) Balance of expertise areas In making appointments under this section, the President shall seek to ensure the membership of the Commission is balanced by area of expertise to the extent consistent with maintaining the highest level of expertise on the Commission. (3) U.S. citizen requirement Members of the Commission shall be United States citizens. (c) Timing of appointments Appointments to the Commission shall be made not later than 60 days after the date of enactment of this Act. (d) Terms