N.Y. Civil Practice Law & Rules § 2106
* Rule 2106. Affirmation of truth of statement. The statement of any person wherever made, subscribed and affirmed by that person to be true under the penalties of perjury, may be used in an action in New York in lieu of and with the same force and effect as an affidavit. Such affirmation shall be in substantially the following form: I affirm this ___ day of ______, ____, under the penalties of perjury under the laws of New York, which may include a fine or imprisonment, that the foregoing is true, and I understand that this document may be filed in an action or proceeding in a court of law. (Signature) * NB Separately amended; cannot be put together * Rule 2106. Affirmation of truth of statement. (a) The statement of an attorney admitted to practice in the courts of the state, or of a health care practitioner licensed, certified, or authorized under title eight of the education law to practice in the state, who is not a party to an action, when subscribed and affirmed by him or her to be true under the penalties of perjury, may be served or filed in the action in lieu of and with the same force and effect as an affidavit.