N.Y. Real Property Law § 424
1. Definitions. For the purposes of this section the following terms shall have the following meanings:
7. Requirements. A transfer on death deed:
8. Notice, delivery, acceptance, consideration not required. A transfer on death deed shall be effective without:
9. Revocation by instrument authorized; revocation by act not permitted.
(a) Subject to paragraph (b) of this subdivision, an instrument shall be effective to revoke a recorded transfer on death deed, or any part of it, only if the instrument:
(1) is one of the following:
(b) If a transfer on death deed is made by more than one transferor:
10. Effect of transfer on death deed during transferor's life. During a transferor's life, a transfer on death deed shall not:
11. Effect of transfer on death deed at transferor's death. (a) Except as otherwise provided in the transfer on death deed, in this section or in any other section of law which effects nonprobate transfers, on the death of the transferor, the following rules apply to property that is the subject of a transfer on death deed and owned by the transferor at death: