This WP is responsible for the delineation of the capabilities and specifications of the whole data system in close interaction with the Data System (WP 4) and Integration (WP 5) Work Packages, design of the template systems and the individual templates, creation of the help and support contents related to the mine closure process (help on technical methods is created in WP3), development of the capability to produce official closure documents for different jurisdictions, creation of first examples of the official document templates for selected jurisdictions, and development of the inter-faces for external and internal stakeholders and progress monitoring with WP4 and with support from WP5.