Recent changes to virus taxonomy ratified by the International Committee on Taxonomy of Viruses (2022)

Summary: This article reports the changes to virus taxonomy approved and ratified by ICTV in March 2021. All proposals and revisions were passed by an absolute majority of ICTV members. ICTV mandated a new uniform rule for virus species naming, abolished the notion of a type species, and clarified its remit through an official definition of 'virus' and other types of mobile genetic elements.