(a) Except as provided in Section 27363 a parent, legal guardian, or driver shall not transport on a highway in a motor vehicle, as defined in paragraph (1) of subdivision (3) of Section 27315, a child or ward who is under eight years of age, without properly securing that child in a rear seat in an appropriate child passenger restraint system meeting applicable federal motor vehicle safety standards.
(b) Subdivision (a) does not apply to a driver if the parent or legal guardian of the child is also present in the motor vehicle and is not the driver.