(a) A member of a counting team may not be replaced after vote tallying is begun unless each existing discrepancy among the three tally lists is corrected before the replacement is made.
(b) If a counting officer is replaced on a counting team after the tallying is begun, the officer to be replaced shall certify the accuracy of the list the officer has kept, as of the time of the replacement, by signing the list at that time.
Official text of the Texas Election Code as published by the Texas Legislative Council.