N.Y. Real Property Actions & Proceedings Law § 522: Essentials of adverse possession not under written instrument or judgment

§ 522. Essentials of adverse possession not under written instrument

or judgment. For the purpose of constituting an adverse possession not

founded upon a written instrument or a judgment or decree, land is

deemed to have been possessed and occupied in either of the following

cases, and no others:

1. Where there have been acts sufficiently open to put a reasonably

diligent owner on notice.

2. Where it has been protected by a substantial enclosure, except as

provided in subdivision one of section five hundred forty-three of this

article.