New york constitution
Article VI: judiciary
Section 35

n. In the event that an appeal was decided before the effective date of this article and a further appeal could be taken as of right and notice of appeal therefrom is filed after the effective date of this article, such appeal may be taken from the appellate division of the supreme court to the court of appeals and from any other court to the appellate division of the supreme court. Further appeal from a decision of the appellate division of the supreme court shall be governed by the provisions of this article. If a further appeal could not be taken as of right, such appeal shall be governed by the provisions of this article.