Primarily a Congolese Tutsi group, M23 is one of more than 120 armed groups that roam eastern DRC.
A resolution to extend the ban through May 2023, drafted by the United States, was passed with 10 out of 15 votes.
Only a sitting president or a member of a World Cup-winning squad is allowed to hold the trophy.
Campaign seeks to raise funds for and urge world leaders to improve efforts in combating malaria.
Dar will need more external funding to finance the next phases of the SGR and proposed highways to Kenya, DRC and Burundi.