CMS posted a draft guidance manual (PDF) for version E of the Outcome and Assessment Information Set (OASIS) data set, effective January 1, 2023.
OASIS User Manuals webpage
OASIS Data Sets webpage, including a log of changes
CMS 5/16/2022
The updated draft OASIS-E All Items Instrument is now available in the downloads section of the CMS document or simply click Outcome Assessment Information Set Version E (OASIS-E) All Items.