A Certificate of Occupancy is required for both initial and continued occupancy and the use of the building or land to which it applies, and shall continue in effect so long, and only so long, as such building and the use thereof or the use of the land is in full conformity with the provisions of this chapter and any requirements made pursuant thereto or any requirements made pursuant to the site plan review regulation or Chapter 21, Land Use Procedures, establishing the Planning Board and Board of Adjustment.