New York Laws
Title 6 - Filing and Custody of Registration Records
5-614 - Statewide Voter Registration List.

(1) the name of each registered voter appears in the statewide voter
registration list;
(2) only names of persons who are not registered or who are not
eligible to vote are removed from such list; and
(3) the prior registrations of duplicate names are removed from such
list.
13. The state board of elections shall provide adequate technological
security measures to prevent the unauthorized access to or disruption of
the statewide voter registration list established pursuant to this
section and any voter registration records electronically transmitted
between local boards of elections and the state board of elections as
provided for in subdivision two of this section. A copy of such list
shall be stored at least twenty-five miles away from the place where the
original is housed.
14. The statewide voter registration list system shall ensure that
voter registration records in the state are accurate and are updated
regularly, including a system of file maintenance that makes a
reasonable effort to remove registrants who are ineligible to vote from
the official list of eligible voters, as provided for by this chapter.