(a) A greyhound must be exhibited in the paddock before post time of the race in which the greyhound is entered.(b) A greyhound may be led from the paddock to the starting box only by a licensed leadout provided by the association. The leadout shall place the greyhound in the proper box and retire to the assigned place. The association shall provide one leadout for each greyhound in the race.(c) While leading a greyhound from the paddock to the starting box or returning from the starting box, a leadout may not converse with a patron or another leadout about a matter that is inconsistent with the performance of the leadout's duties.(d) After the greyhounds have left the paddock for the starting box, the track gates shall be closed and, until the racing judges order the gates reopened, only racing officials and necessary attendants may enter the track.