17. If more than one error be committed in the same stroke, the highest penalty only shall be exacted. Penalties shall not hold good after one complete round shall have been played.
18. If a player force a ball off the table, he shall pay the value of that ball, or, in the case of the White ball, as if he had made a coup.[[72]]
19. For making a foul stroke, or fouling another ball, a player cannot score.
20. For playing out of turn, the striker shall pay one point to each player besides any penalties incurred, but shall not receive any points he may have won.
21. No ball may be temporarily taken up. No Red ball shall be replaced on the table except when forced off, or for a foul stroke, or under Rules 12 and 15.
22. When it is required to replace a coloured ball and its spot is occupied, it is to be placed on the nearest vacant spot. In the case of the Brown, if the green and yellow spots are vacant, it is to be put on the green spot; if all the spots are occupied, then as near as possible to its own spot in the direction of the top of the table.
23. All disputes are to be decided by a majority of the players or by the referee.