Conn. Gen. Stat. § 9-58: Applications for enrollment; record of, disposal after five years.

All applications for enrollment shall be arranged in alphabetical order and shall be preserved by the registrars as a permanent record open to public inspection, except that any such application of an elector whose name has been removed from the registry list for a period of at least five years may be placed on microfilm, destroyed or otherwise disposed of, in the manner provided in section 7-109, by such registrars.