If you have too much ammo, or too many rifles, you might be arrested….
(around here, “he was a beginner” and “underprepared”….and certainly needed more ammo….)
But in New York, he was, apparently, a serious threat…..although I doubt any of the charges stick, seeing as all the guns were legal. And Smokeless powder is a propellant, not an explosive. At best they will get him for “improper storage”.
But I'll bet he'll never see any of the guns or ammo again… sigh
I know a guy who ran out of ammo one time. You ought to see his gun room. You would be impressed just to look behind the seat in his truck.