https://en.wikipedia.org/wiki/Felony_disenfranchisement#Current_practices https://en.wikipedia.org/wiki/Felony_disenfranchisement#Curr... says that this varies

https://en.wikipedia.org/wiki/Felony_disenfranchisement#Current_practices https://en.wikipedia.org/wiki/Felony_disenfranchisement#Curr... says that this varies state to state, with Maine and Vermont allowing people to vote even while in prison.