N.J. Ct. R. 4:104-7

(a) Any party intending to present evidence under N.J.R.E. 702, 703, or 705 shall disclose the information described in R. 4:17-4(e) without requiring the service of an interrogatory requesting such information.

(b) A party must make these disclosures at the times and in the sequence that the court orders. Absent a stipulation or a court order, the disclosures must be made:

(1) at least 90 days before the date set for trial or for the case to be ready for trial; or

(2) if the evidence is intended solely to contradict or rebut evidence on the same subject matter under N.J.R.E. 702, 703, or 705, within 30 days after the other party’s disclosure.

(c) In its initial scheduling order, the court may require any party intending to introduce expert testimony as part of its affirmative case to identify its testifying experts 30 days in advance of the date on which expert disclosures are due.

(d) A party may depose any person who has been identified under R.4:104-7(a), pursuant to the provisions of R.4:10-2(d)(2). The deposition may be conducted only after the disclosures required by R. 4:104-7(a) have been made. Such witnesses shall appear for depositions without the necessity of subpoenas.