163-90. Challenge as felon; answer not to be used on prosecution.

If any registered voter is challenged as having been convicted of any crime which excludes him from the right of suffrage, he shall be required to answer any question in relation to the alleged conviction, but his answers to such questions shall not be used against him in any criminal prosecution. (1901, c. 89, s. 71; Rev., s. 3388; C.S., s. 5974; 1967, c. 775, s. 1.)