The hearing may be reopened by the arbitrator upon his or her own motion or at the request of either party for good cause shown at any time before the award is made, with the arbitrator to be the sole judge of the sufficiency of the reason. When hearings are reopened, the effective date of closing the hearings shall be the closing date of the reopened hearings.
N.J. Admin. Code § 12:105-4.13
See: 27 New Jersey Register 4126(a), 28 New Jersey Register 270(b).