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Draft Guidance Documents for Comment

The following list contains drafts of proposed guidance documents. In an effort to get fair and balanced input from the veterinary biologics industry prior to finalizing guidance documents, the CVB posts selected draft guidance documents for a 3-week comment period. See CVB Notice 05-16.

If you wish to have your comments on any of the draft documents listed below considered by the CVB, use the following procedure:
1) Submit comments by e-mail addressed to
2) Format the subject line of the e-mail to read "Comments on draft notice/memo <insert ID number>"
3) Submit comments by 12:00 PM (central time) on the due date indicated for each document.
4) The CVB will acknowledge receipt of the comments by return e-mail. Responses to e-mail content will not be provided.

VS 800 series Memoranda and CVB Notices - Historical Summary of Proposed Documents (February 2, 2021)

CVB Notices
Title ID Due Date
There are no documents for comment at this time

Veterinary Services Memoranda
Title ID Due Date
Revision to VS Memorandum 800.211 Guidance for Master Reference Qualification, Requalification, Dating, and Monitoring 12135 September 20, 2021 extended to October 29, 2021
Other Documents
Title ID Due Date
There are no documents for comment at this time

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