The Urban and Regional Development Plans Formulation and Implementation (URDPFI) guidelines were updated in 2014 to accommodate changes in urban development since the original 1996 guidelines. The updated guidelines provide a framework for preparing spatial development plans at various levels from regional to local. It outlines approaches for sustainable planning, infrastructure planning, transportation planning, land use management, and other technical aspects of the planning process. The guidelines emphasize public participation, flexibility, and alignment of sectoral plans with overall master plans.