The entry box shall be opened by the Presiding Judge at the advertised time who shall be responsible to ensure see that at least one horseman or an official representative of the horsemen is present. No owner or agent for a horse with an entry in the box shall be denied the privilege of being present. Under the supervision of the Presiding Judge all entries shall be listed, the eligibility verified, preference ascertained, Starters selected and post positions drawn. If it is necessary to reopen any race public announcement shall be made at least twice and the box reopened to a definite time.
7 Pa. Code § 205.319