Emptiness where prohibited by-law (AZ, California, CT, De-, ID, La, MD, MI, MT, NV, Nj, New york, TN, WA, WV). Gap in which banned legally (CT, Los angeles, Nj, Nyc, MD, MT, MI, WA, ID, NV). Emptiness where prohibited for legal reasons (Ca, CT, De-, ID, Los angeles, MD, MI, ...