47. The umpire at the bowler's wicket shall be appealed to before the other umpire in all cases except in those of stumping, hit the wicket, run out at the striker's wicket, or arising under Law 42, but in any case in which an umpire is unable to give a decision he shall appeal to the other umpire, whose decision shall be final.
48 A. If the umpire at the bowler's end be not satisfied of the absolute fairness of the delivery of any ball, he shall call "No ball."
48 B. The umpire shall take especial care to call "No ball" instantly upon delivery, "Wide ball" as soon as it shall have passed the striker.
49. If either batsman run a short run, the umpire shall call "One short," and the run shall not be scored.
50. After the umpire has called "Over" the ball is "dead" but an appeal may be made as to whether either batsman is out, such appeal, however, shall not be made after the delivery of the next ball, nor after any cessation of play.
51. No umpire shall be allowed to bet.
52. No umpire shall be changed during a match unless with the consent of both sides, except in case of violation of Law 51, then either side may dismiss him.
53. The side which goes in second shall follow their innings if they have scored eighty runs less than the opposite side.
54. On the last day of a match, and in a one-day match at any time, the in-side shall be empowered to declare their innings at an end.
