CHAPTER V
THE AUCTION 

PART II
IRREGULARITIES IN PROCEDURE

SECTION ONE
EXPOSED CARD, AUCTION PERIOD

LAW 24 - CARD EXPOSED OR LED DURING AUCTION 

When the Director determines, during the auction, that because of a player's action one or more cards of that player's hand were in position for the face to be seen by his partner, the Director shall require that every such card be left face up on the table until the auction closes; and (penalty) if the offender subsequently becomes a defender, declarer may treat every such card as a penalty card (Law 50). In addition:

A. Low Card Not Prematurely Led

If it is a single card below the rank of an honour, and not prematurely led, there is no further penalty.

B. Single Card of Honour Rank, or Card Prematurely Led

If the card is a single card of honour rank, or is any card prematurely led, (penalty) offender's partner must pass when next it is his turn to call (see Law 23 when a pass damages the non-offending side).

C. Two or More Cards Are Exposed

If two or more cards are so exposed, (penalty) offender's partner must pass when next it is his turn to call (see Law 23 when a pass damages the non-offending side).