No residential or nonresidential use dwelling unit in the Pinelands Area shall be located on a parcel of less than one acre unless served by a centralized wastewater treatment plant. Notwithstanding this requirement, an application for residential development not served by a centralized wastewater treatment plant on lots between 20,000 square feet and one acre in size in the R-1, R-2, R-3, and R-4 Zones may be considered without the necessity for a municipal lot size or density variance, provided a waiver of strict compliance is granted by the Pinelands Commission pursuant to N.J.A.C. 7:50-4.61. et seq.