New York Consolidated Laws, Criminal Procedure Law - CPL § 660.60 Examination of witnesses conditionally;  the examination proceeding

1. The examination proceeding must be conducted in the same manner as would be required were the witness testifying at a trial, and must be recorded in such fashion as the court has directed pursuant to subdivision three of section 660.50 of this chapter.  The witness must testify under oath.  The applicant party must first examine the witness and the respondent party may then cross-examine him, with each party entitled to register objections and to receive rulings of the court thereon.

2. Upon conclusion of the examination, a transcript and any videotape or photographic recording thereof must be certified and filed with the court which ordered the examination.