With respect to how visiting officials are handled when working at the National Microbiology Laboratory, following the development of the working officials policy, which is in the final status of its current review, a working official agreement is required prior to working at the NML. That includes an agreement that covers things such as IP rights and access to facilities. It also requires a valid secret level security clearance, to be obtained prior to work commencing at the National Microbiology Laboratory.
On March 22nd, 2021. See this statement in context.