New York Laws
Article 245 - Discovery
245.50 - Certificates of Compliance; Readiness for Trial.

(b) To the extent that the party is aware of a potential defect or
deficiency related to a certificate of compliance or supplemental
certificate of compliance, the party entitled to disclosure shall notify
or alert the opposing party as soon as practicable.
(c) Challenges related to the sufficiency of a certificate of
compliance or supplemental certificates of compliance shall be addressed
by motion as soon as practicable, provided that nothing in this section
shall be construed to waive a party's right to make further challenges,
including but not limited to a motion pursuant to section 30.30 of this
chapter.