Oh, yes they can. In the UK, at least.
Dogs and cats are less likely to bring on an allergic reaction than dust mites, pollen, paint and cleaning products. And there is plenty a cat owner can do to minimise the risk.
It’s unlikely that a member of the public would contract a zoonotic disease from a properly-managed assistance cat.
Most of our interactions with people are friendly and positive. Here, I talk about when they’re not.
The last organisation I expected discrimination from was a rail operator.