You need to consult with a lawyer for a correct and current answer.
NO.
no
No
No. Felons are prohibited from owning ANY KIND of firearm, including black powder arms.
Investarms of Italy
It is FEDERAL Law that classifies black powder weapons as firearms. . . and therefore, prohibited to convicted felons.
Am unfamiliar with which of the states MAY allow this, but I can tell you that the FEDERAL LAW (USC Title 18) governing convicted felons and firearms possession specifically names and describes black powder arms as firearms - which are prohibited to convicted felons.
At least since the 13th century
No not even a hunting permit
I do not think there is any legislation in the United States surrounding Blackpowder rifles at all.
You need to ask a lawyer who is familiar with firearms law.
To make reloading faster and more accurate.