New Jersey Statutes Title 19. Elections 19 § 27-9

The county board of each of such counties shall forthwith after the receipt of a copy of such writ cause the same to be published at least once a week until the time of such primary, general or special election in at least two newspapers printed and published in the county, if so many there be.

The publication of the writs shall be at the expense of the State if the election shall be held to fill a vacancy in the representation of the State in the United States Senate or in the House of Representatives.