WOAH Guidelines on Vaccination for International Trade
21 May 2026
Official reference: WOAH — Animal Health & WelfareWOAH Terrestrial Code chapters describe when vaccination may affect disease-free status, how to design national programmes, and what evidence regulators expect for licensed veterinary vaccines. Topics include seed strain matching, booster intervals, and post-vaccination monitoring.
PVPA vaccine manufacturers should cross-reference these guidelines with DRAP registration requirements and farm-level protocols published by provincial livestock departments.
Source: https://www.woah.org/en/what-we-do/animal-health-and-welfare/