In 1975, the N.J. Supreme Court held that municipalities may not pass zoning ordinances which exclude low and moderate income families. Since that decision, Every municipality in New Jersey has had to provide a number of 'affordable housing' units. There have been several attempts to refine the process of determining the number of affordable housing unit each municipality must provide.
The Rutgers New Jersey Digital Legal Library offers a comprehensive resource on the history of the Mount Laurel decision and subsequent litigation.
On December 6, 2016, members of Clarke Canton Hintz, an architectural firm that specializes in planning affordable housing obligations, made a presentation to a joint meeting of the Madison Borough Council and the Madison Planning Board describing the current determination process.