The significant missions of Department of Lands under the Ministerial Regulation B.E. 2553 (2010) on Organizational Structure of
Department of Lands, Ministry of Interior, dated 22 November B.E. 2553 (2010) was to deal with protecting right in land of individual person, public land managing by conducting land survey and mapping, issuing land right document, registering rights and juristic
acts on immovable property, promoting real estate business, and managing land information so that individual person has security in land tenure and gains efficient service delivery. Department of Lands also deals with effectively managing public land for maximum benefit to the nation.
Powers and duties of Department of Lands are as follows:1.Performing duties under the Land Code and Laws on Land Development, Condominium, Private Surveyor and Hiring of Immovable Property for Commercial and Industry Purpose and other related Laws.
2.Performing duties in connection with legal affairs aspect under the Land Code and Laws on Land development, Condominium, Private Surveyor and Hiring of Immovable Property for Commercial and Industry Purpose and other related Laws.3.Formulating and coordinating Department of Lands' plan in accordance with the government and Ministry policies. Supervising, accelerating, monitoring and evaluating the performance of the affiliated bureaus, divisions and land offices within the Department and also implementing in the area of statistic, data processing and analysis and evaluate any situations which related to Department of Lands functions.
4.Developing system, procedures and approach concerned with land administration according to principle of Good Governance Program.
5.Managing land information system.6.Performing other activities which are duties of Department of Lands as prescribed by law or Minister or Cabinet.