Liferay portal is a leader in the portal products for enterprise solutions market. This product is suitable for all public administration organizations; from web page of a municipality to an information portal of a ministry. System for web content administration and system for document and media administration is part of the product. Open standards of Java portlets enable the portal to integrate other applications and provide citizens with extended information system services. Due to dual licensing it is possible to use community edition with zero charges for license and with use of Open Source operation system and relation database. A real-life example of model municipality will present how easy it is to make public administration website developed in accordance with legislation on public administration information systems. Civil servant can publish web content, news, press releases, as well as documents and lists that are to be compulsory public – orders, contracts and invoices.