Just announced, the Protecting American Votes & Elections ("PAVE") Act mandates that states provide a hand marked paper ballot option and conduct risk limiting audits for federal elections. Sponsors are @Ronwyden, @SenGillibrand @EdMarkey @JeffMerkley @PattyMurray & @SenWarren.
"...the voter shall have the option to mark his or her ballot by hand."
Press release and bill: Protecting American Votes and Elections Act