N.J. Stat. § 40A:27-10
If the governing body of a local unit determines that public necessity and interest require the cost of construction of a flood control facility to be financed by local improvement assessments, it shall pass a resolution or ordinance, as the case may be, of its intention to undertake and so finance the facility and shall give notice of this intention by advertising in one or more newspapers of general circulation in the county or municipality and by notifying each concerned property owner by certified mail; and this notice shall fix a time and place, not less than two weeks after the date of the notice, for a public hearing on the proposed action. At the public hearing the governing body of a local unit shall present a preliminary assessment of the affected properties.
N.J.S. § 40A:27-10