New York Laws
Title 2 - Jurisdiction
76-A - Exclusive, Continuing Jurisdiction.

(a) a court of this state determines that neither the child, the child
and one parent, nor the child and a person acting as a parent have a
significant connection with this state and that substantial evidence is
no longer available in this state concerning the child's care,
protection, training, and personal relationships; or
(b) a court of this state or a court of another state determines that
the child, the child's parents, and any person acting as a parent do not
presently reside in this state.
2. A court of this state which has made a child custody determination
and does not have exclusive, continuing jurisdiction under this section
may modify that determination only if it has jurisdiction to make an
initial determination under section seventy-six of this title.

Structure New York Laws