It's any commercial conveyance, whether it's cargo or people. The requirement is that if they have a cargo that might pose a threat to human health, they have to declare that.
In terms of the industry, I think the trade-off is that there is some requirement to try to contact in advance, but at the same time, having an assessment come to the border in advance may facilitate ease at the border, much as pre-clearance of transport trucks has facilitated movement. It may at the end of the day not only add a little to our protection, but also ease challenges at the border in the scramble to figure out what's going on.