N.Y. DCD Law § 250

§ 250. Notice to creditors of incompetent person or conservatee. A\ncourt exercising jurisdiction over the property of an incompetent person\nor conservatee may, upon the petition of a committee of the property of\nsuch incompetent person or of the conservator of the property of such\nconservatee, authorize him to advertise for creditors and other persons\ninterested in such estate, to present to him their claims with the\nvouchers thereof, duly verified, and naming a post-office address at\nwhich papers may be served on them by mail, as hereinafter provided, on\nor before a day to be specified in such advertisement, not less than\nthirty days from the last publication thereof, which advertisement or\nnotice shall be published in two newspapers to be designated by the\ncourt as most likely to give notice to the persons to be served, not\nless than once a week for four successive weeks, and a copy of such\nnotice securely inclosed in a post-paid wrapper, shall be deposited in\nthe post-office in the village or city where such committee or\nconservator resides, addressed to each person interested in the estate\nof such incompetent person or conservatee who shall appear from the\nbooks or papers of such incompetent person or conservatee to be\ninterested in said estate, or who shall be known to said committee or\nconservator to be so interested, at the proper post-office address of\nsuch interested person, so far as said committee or conservator shall be\nable to ascertain the same, at least thirty days prior to the time\nlimited in such notice for presentation of such claims.\n