On September 23, 2025, CMS posted the final Minimum Data Set (MDS) 3.0 Item Sets version (v)1.20.1v4 which can be found in the Downloads section on the Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manual page. This final version of the MDS v1.20.1 item sets (v4) will go into effect October 1, 2025.
On September 24, 2025, CMS posted an updated final MDS 3.0 RAI User’s Manual version (v)1.20.1 which can be found in the Downloads section on the Minimum Data Set (MDS) 3.0 Resident Assessment Instrument (RAI) Manual page. This final version of the MDS 3.0 RAI User’s Manual v1.20.1 will go into effect October 1, 2025.