ðɪ ˈoʊnli ɛksˈɛpʃənz ɑːɹ ɪmˈɜːdʒənsi vˈiəkəlz sˈʌtʃ ɐz pəlˈiːs mˈoʊɾɚsˌaɪkəlz, ˈɑːɹmi slˈæʃ pɹˈɪzənɚ kˈɑːnvɔɪ jˈuːnɪts, ˈæmbjʊlənsᵻz, ænd sˌoʊ ˈɔn.
The only exceptions are emergency vehicles such as police motorcycles, army/prisoner convoy units, ambulances, and so on.