True enough.
But the Authorities are not going to worry about such fine distinctions once they have decided to round up the usual suspects.
When Officer Friendly shows up at 5:30 in the morning to take some guns - he is gonna take some guns. Even if he has to waste one of his "drop guns" that he brought along.
And if for some reason, he was not fully prepared for that contingency, why, he and his team will simply trash the house, looking for the guns that are supposed to be there.
Best to have a good handyman available who can repair drywall and fix broken doors.