This is common in land use zoning, where an existing business is allowed to remain in operation notwithstanding the land is not zoned for its current use (e.g. an auto repair shop on land zoned for residential use). However, once the business ceases operation, the zoning rules then come into effect. | This is common in land use zoning, where an existing business is allowed to remain in operation notwithstanding the land is not zoned for its current use (e.g. an auto repair shop on land zoned for residential use). However, once the business ceases operation, the zoning rules then come into effect. |