WAC 204-32-050. Identification signs

A sign must be affixed to every private carrier bus that is plainly visible and contains the words "private carrier bus." The sign must: (1) Have letters not less than eight inches in height. (2) Have letters that are at least three-quarter-inch stroke. (3) Be located above the windshield on the front of the bus and above the rear windows on the rear of the bus.