67. Every licensee taking an active part in a horse race shall, at such age and for such licences and classes of licences as may be determined by the rules, submit to a medical or optometric examination or furnish to the Commission a certificate indicating that he has successfully undergone such an examination in the last six months.
The Commission may require that the examination be performed by a physician or optometrist designated and remunerated by the Commission, or a specialist in the field it determines.