This document is prepared in the context of the ATMO-ACCESS project (Solutions for Sustainable Access to Atmospheric Research Facilities), which represents the organized contribution of distributed atmospheric research facilities for developing a pilot for a new model of Integrating Activities.It describes major reviews, updates, and changes in the access process established in MS 40 after testing in the initial phase.The key changes refer to:▪ The use of the PASS▪ Review of the TNA process▪ Update of the access-related forms and documents