N.Y. Fam. Ct. Act § 331.6

§ 331.6. Discovery; sanctions. 1. If, during the course of discovery\nproceedings, the court finds that a party has failed to comply with any\nof the provisions of sections 331.2 through 331.7, the court may order\nsuch party to permit discovery of the property not previously disclosed,\ngrant a continuance, issue a protective order, prohibit the introduction\nof certain evidence or the calling of certain witnesses or take any\nother appropriate action.\n 2. The failure of the presentment agency to call as a witness a person\nspecified in subdivision one of section 331.2 or any party to introduce\ndisclosed material at the fact-finding hearing shall not, by itself\nconstitute grounds for any sanction or for adverse comment thereupon by\nany party.\n