The rural development is based on assumptions of the multifunctional de-velopment of the local unit. This is particularly important in gminas which so far were regarded as local unit characterized by agricultural functions. Changes taking place in rural areas lead to the conclusion that it is necessary to introduce new functions in these areas. Investments conducted on the rural area are the element associated with the idea of the multifunctional development. These investments are related to the spatial planning system functioning in Poland in which gminas plays an important role. In these units of administrative division a study of conditions and directions of spatial development, land-use plans and planning permissions are tools of the spatial politics. The article is based on analysis of the planning permissions issued by Sierpc gminas authorities in the years 2006 - 2011. The case study of Sierpc became the basis to identify areas which are subject to the greatest investment pressure. The goal of article was to determine the character of the planning permissions including housing, outbuildings and commercial and retail buildings. Analysis also allowed for formulate conclusions in the need to develop land-use plans in areas about the greatest investment pressure. ...