Delhi school & office holiday September 11: Delhi schools and government offices will remain closed on September 11 in view of the BRICS Summit. The closure is aimed at easing traffic and supporting security arrangements for the international event. Authorities are implementing extensive traffic diversions and using drones to monitor traffic in real time. Motorcade rehearsals are also underway ahead of the summit. Commuters are advised to check the latest traffic advisories before travelling during the summit period.