Only if it's a Title II NFA regulated type (rifles with barrels under 16", full auto rifles, anything which falls into the AOW category, anything classed as a destructive device, etc).
Michigan does not require registration of ordinary Title I firearms.
No. PA does not require gun registration- and the SKS is not an assault rifle- it is a semi auto rifle with a fixed magazine.
Consult with a lawyer/police for a current/correct/legal answer.
No.
That depends on the laws where you are. As is, we don't know this, and cannot accurately assess which laws pertain to you.
In order to register a motorcycle club in Michigan, you would need the services of an attorney. Some people consider it outlawed and that is why it might be wise to engage an attorney from the onset so that they can handle the legalities involved.
Michigan Department of Education
The SKS is not an assault rifle, nor even a BATFE-defined "civilian assault weapon". And no, a permit is not required.
Ask your local police.
Yes, any scooter over 50cc is considered a motorcycle in Michigan. Because of this you have to have your cy endorsement, and register it as a motorcycle.
yes----
yes, you do have to