What are the rules about living in basements and cellars?
Basements and cellars are very different. A basement is a story partly below curb level but having at least one-half of its height above the curb level. A cellar is an enclosed space having more than one-half of its height below curb level. Basements and cellars of multiple dwellings may not be occupied unless the conditions meet the minimum requirements for light, air, sanitation and egress, and have received approval by the New York City Department of Buildings. Cellars in private dwellings can NEVER be lawfully rented or occupied. (A secondary kitchen for accessory cooking may be located in the cellar so long as approval from the Department of Buildings is obtained prior to the installation of such kitchen.) Basements in private dwellings can NEVER be lawfully rented or occupied unless the conditions meet the minimum requirements for light, air, sanitation and egress, and have received approval by the Department of Buildings. (Since the rental of a basement in a two-family dwelling