The unit is tasked mainly with the planning studies starting from the district to city levels to address usage of lands, planning and urban designing in Makkah, Madina and the Holy Places. It studies solution and alternative options in light of an integrated vision for Hajj and Umrah. It participates in a process to plan facilities and services supplied in these places (Housing, transport, customs, shuttle transport system, services and W.Cs). It creates an integrated planning database about Makkah, Madina and the holy Places to help officials in charge to take planning and designing decisions.