Today the 2022 Revision of the International Code of Nomenclature of Prokaryotes was published online as Vol. 73, Issue 5a of the IJSEM. The document can be accessed at https://www.microbiologyresearch.org/content/journal/ijsem/10.1099/ijsem.0.005585 . A copy is attached. This 2022 Revision replaces the 2008 Revision (Parker et al. 2019).