 Most taxicabs use their preferred car of choice, the Proton Saga Iswara saloon since the 1990s and a distinct fleet of cabs are the newer generation of Proton Saga since the 2010s.In Mexico City, according to Mexican legislation introduced in 2001, public taxicabs (in contrast with private taxicabs, or 'taxis de sitio') must be 4-door, painted in red with a white roof, and almost all new taxis are Nissan Tsurus.Before 2001 most taxicabs were green Volkswagen Beetles with a white roof.