58 Pa. Code § 623a.6
(a) When a player makes a Pass Bet and a total of 4, 5, 6, 8, 9 or 10 is thrown on the come out roll, the player may make a supplemental wager in support of the Pass Bet which may be limited by the certificate holder to an amount that is equal to the amount of the original Pass Bet. If the Pass Bet wins after a supplemental wager is made:
(2) The supplemental wager shall be paid at odds of:
(b) When a player makes a Don’t Pass Bet and a total of 4, 5, 6, 8, 9 or 10 is thrown on the come out roll, the player may make a supplemental wager in support of the Don’t Pass Bet which may be limited by the certificate holder to an amount calculated as to provide winnings not in excess of the amount originally wagered on the Don’t Pass Bet. If the Don’t Pass Bet wins after a supplemental wager is made:
(2) The supplemental wager shall be paid at odds of:
(c) When a player makes a Come Bet and a total of 4, 5, 6, 8, 9 or 10 is thrown on the roll immediately following placement of the Come Bet, the player may make a supplemental wager in support of the Come Bet which may be limited by the certificate holder to an amount that is equal to the amount of the original Come Bet. If the Come Bet wins after a supplemental wager is made:
(2) The supplemental wager shall be paid at odds of:
(d) When a player makes a Don’t Come Bet and a total of 4, 5, 6, 8, 9 or 10 is thrown on the roll immediately following placement of the Don’t Come Bet, the player may make a supplemental wager in support of the Don’t Come Bet which may be limited by the certificate holder to an amount calculated as to provide winnings not in excess of the amount originally wagered on the Don’t Come Bet. If the Don’t Come Bet wins after a supplemental wager is made:
(2) The supplemental wager shall be paid at odds of:
This section cited in 58 Pa. Code § 623a.3 (relating to wagers); and 58 Pa. Code § 623a.5 (relating to payout odds).