Unfortunately your permit to carry doesn't mean anything here in Maryland.
If going across state lines then you should have ammo and firearm in separate compartments and if that isn't possible then make sure you have one of them secured, in a locked container would be as safe as you can, and...
So how is their definition of safe gun storage applicable to everyone and there is no other safe way to store a firearm? That is like saying the definition the left has for an assault rifle is the only definition for a semi auto rifle and also makes it applicable to every semi auto rifle on the...
Storing firearms safely is relative to your surroundings and circumstances imo. This is a study of what the people who did the study consider safe and most likely they know nothing about firearms.