N.J. Stat. § 40:62-34.4
The hearing on the budget shall be held at the time and place specified in the published notice, but may be adjourned from time to time until the hearing is closed. After closing the hearings, the governing body may, by resolution, adopt the budget with or without alterations or amendments. However, no alteration or amendment adding to the budget any item of appropriation in amount in excess of one per centum (1%) of the total amount of the appropriations as stated in the approved budget or increasing or decreasing any item of appropriation by more than ten per centum (10%) of the amount of such item as stated in the approved budget shall be made in the approved budget unless the governing body shall first, at a public hearing, grant to taxpayers and other interested persons an opportunity to present objections and to be heard with respect to the alteration or amendment, after publishing in at least one newspaper circulating in the municipality not less than two days prior to the hearing, a notice describing the alteration or amendment and specifying the time and place when and where the hearing will be held.
N.J.S. § 40:62-34.4