A detailed plan is based on the Planning Act. The aim of a detailed plan is implementation of the comprehensive planning and the creation of an integreated solution. The role of a detailed plan is to detemine how to use one ore more lots and if or on which conditions there can be a building on a lot. Detailed plan is compiled in cooperation with the local government and other intrested parties. The time period from the start of compiling the detailed plan to the validation of the plan depends on the size of an area, location, the administrative capacity of local covernment and cooperation with other intrested parties.
Digital geodetic map with precision of 1:500 is required for compiling detailed plans.