N.J. Stat. Ann. § 45:9A-25

No hearing aid shall be sold by an individual licensed under this chapter, to a person less than 18 years of age unless within the preceding 6 months a recommendation for a hearing aid has been made by a board-certified, or a board-eligible physician specializing in otolaryngology, or by an audiologist certified by the American Speech and Hearing Association after examination and diagnosis by a board-certified or board-eligible otolaryngologist. A replacement of an identical hearing aid within 1 year shall be an exception to this requirement.