(a) A kennel owner or trainer for a greyhound may change the established racing weight for a greyhound by filing a written request by the change and obtaining written consent of the racing judges. The greyhound may not race at the new weight before the third day after the date the racing judges consent. A weight change at an official schooling race goes into effect on approval of the racing judges.(b) A greyhound that is granted a change of more than one pound in established racing weight must school twice at the new weight, and more if ordered by the racing judges, before being eligible to start at the new weight.(c) The racing judges may weigh a greyhound entered in a race at any time after entry until post time for the race.