Access information and view thevideo from the  March 2025 Webinar.

A new (corrected)VMR is now available for MSL40

VMR Release VMR_MSL40.v1_20250303.xlsx has been removed!

MSL40, the 2024-2025 ICTV taxonomy release is nowavailable

Stuart Siddell has been elected as a Life Member of the ICTV

ICTV Webinar: March 11, 2025 10:00 AM CDT; 15:00 UTC.Register

Find the Species: A new  tool to find a species name starting with all or part of a virus name.

The life and contributions of Marc H. V. van Regenmortel

A NewVMR (v4) now available for MSL39.v4

Version 4 of taxonomy release MSL39 is now available.

Now Available: A table ofvirus properties by family

Viewvirion morphology diagrams by host and genome type

A challenge to build methods to classify virus sequences

NewVMR now available for MSL39

New: Taxonomy name search using  thevisual taxonomy browser

MSL39, the 2023-2024 ICTV taxonomy release is nowavailable

Access information and view thevideo from the  March 2024 Webinar.

ICTV Webinar: March 21, 2024 10:00 AM - 12:00 noon CDT.Agenda.Register.

Templates for preparing taxonomic proposals are now available.

New Report chapter for the (-) sense RNA virus family,Kolmioviridae.

Were you ever curious about taxon name origins? Find out on ourEtymology page

November 2^nd, 2023, 5:00-7:00 PM UCT via Zoom. Register at plenary@ictv.global

Get to know the new ICTV Executive Committee:EC Members

Report chapters for (-) sense RNA virus families:Qinviridae,Yueviridae,andTosoviridae.

Report chapters for the families:Amnoonviridae,Xinmoviridae,Sunviridae, andPhenuiviridae

A newVMR is available:
VMR/MSL38 v2; September 2023

Version 3 of MSL38, the 2022 ICTV taxonomy release is nowavailable

Submission guidelines for uncultivated genome sequences

Learn about the ICTV at theAmerican Society for Virology meeting

Version 2 of MSL38, the 2022 ICTV taxonomy release is nowavailable

ICTV Report on the (-) sense RNA virus familyLispiviridae

Organization, function, processes, and resources of the ICTV

The ICTV honors Andrew Davison as a new Life Member 

A newVMR is now available:
MSL38; April 2023

View the current virus taxonomy using our newvisual browser

The 2022 ICTV taxonomy release (MSL38) is now availableonline.

ICTV Report on the dsDNA virus familyPoxviridae

ICTV Report on the ssRNA (+) virus familyCoronaviridae

Nominations for 2023 ICTV Officers and Elected Members

The ICTV has released NewsletterNumber 19, 2022

Thefuture development and expansion of virus taxonomy 

ICTV Report on the dsDNA virus family  Sphaerolipoviridae

ICTV Report on the (+) RNA virus family Yadokariviridae

NewVirus Metadata Resource:
Version 21; November 22, 2022

ICTV Report on the (+) RNA virus family Hadakaviridae    

ICTV Report on the (+) RNA virus family Matonaviridae

2022 Updates to the Virus Taxonomy (MSL #37)

Submit a taxonomy proposal for the 2022 ICTV release

The 2021 ICTV taxonomy release (#37) is now available online.

Ratification of proposals approved by the EC in July, 2021 is underway

A primer on how to write species names and virus names

Data, tools, and information on virus classification and taxonomy

Classification of viruses identified through metagenomics

Submission of taxonomy proposals for EC consideration

The 2020 ICTV taxonomy release (#36) is now available online.

Read about the importance of virus taxonomy, classification, and naming

30th years of collaboration: Archives of Virology and IUMS Virology Division

News stories posted in 2021

News stories posted in 2020

News stories posted in 2019

News stories posted in 2018

News stories posted in 2017

News stories posted in 2016