CMS has posted the final version (V3.00.1) of the MDS 3.0 Data Specifications for Skilled Nursing Facilities, which take effect Oct. 1. They also released the file of the allowable ICD codes in item I0020B of the MDS.
Click on download files to access the final version of the specifications. You will find the files in the download section at the bottom of the page. Revisions can be identified by looking for “post-errata” in the version notes for the items and edits.