The study, entitled "Development Planning Coastal Kutai regency" aims to describe the coastal development planning and community participation in the implementation of coastal development planning in Kutai regency. The method used in this research is the use of empirical legal research, the approach is the approach of judicial behavior. The primary data is the result of interviews and secondary data obtained from the literature. Both figures are then described and systematically arranged. The result showed that the aspirations of the Establishment of the Coastal Kutai declared not meet the requirements contained in Article 4 Paragraph (2) Government Regulation No. 78 Year 2007 on Procedures for the Establishment , Abolition , and Merging Regions. In this regard and in order to avoid a dispute overlap on land use involves the construction at a later date either between the community and society , between society and the government and between the public and the private sector , the local government made preparations to pursue organize properly policies in development planning district Kutai, through the Regional Development Planning Board (Bappeda) Kutai regency to formulate Spatial Plan (RTRW) Kutai regency in accordance with Law No. 26 Year 2007 on Spatial Planning .