This might be a naive question but couldn't they just mandate something like 'the latest and or most appropriate revision of the USB standard for the use case'

This might be a naive question but couldn't they just mandate something like 'the latest and or most appropriate revision of the USB standard for the use case' within reason and have that include potential future updates as well, making the law at least mostly future-proof instead of having to wait for politics to catch up with technology?