There have been a spate of major demonstrations on college campuses from California to Massachusetts over the past week
The panel of 18 independent experts, who monitor compliance with an international treaty on civil and political rights, agreed the move at a meeting at which they voiced concern at Beijing's plan to vet candidates in the former British colony.
The committee agreed on "the need to ensure universal suffrage, which means both the right to be elected as well as the right to vote. The main concerns of Committee members were focussed on the right to stand for elections without unreasonable restrictions," Konstantine Vardzelashvili, who chaired the session, said at its conclusion.