The global idea of building state Land Administration Systems was to determine the infrastructures for the implementation of land policies and land management strategies in support of sustainable development. This new paradigm in science has directed many studies towards the development of concepts for the integration of various spatial information systems in the framework of interoperable infrastructures. Each infrastructure includes institutional arrangements, a legal framework, processes,

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... ndards, land information, management and dissemination systems, and technologies required to support allocation, land markets, valuation, control of use, and development of interests in land. Many countries are in the process of developing Land Administration Systems (LAS). Databases of Land Information Systems (LIS), including cadastres, land registries, tax registries and land-use plans, are integrated to improve Land Information System functions and provide effective support for other systems and economic processes. This article analyzes the LAS construction process in Poland with particular emphasis on the functionality of the infrastructure supporting the widely understood sustainable development of land, the economy and society. The presented solution may be an important model (template) for other national infrastructures.