8-Ball Rules: The Complete Guide

Eight-ball is the game most people actually play — and the one most often played wrong. This is the official WPA version, with the spots where league nights and bar tables commonly differ.

The object of the game

Fifteen balls, two groups: solids (1–7) and stripes (9–15). Clear your group, then legally pocket the 8-ball to win. Every shot except the break must be called — ball and pocket. (For how the game compares to its cousins, see how 8-ball, 9-ball and 10-ball actually differ.)

The rack

Fifteen balls in a tight triangle: apex ball on the foot spot, the 8-ball in the center of the triangle (the first ball directly below the apex), and one ball from each group on the two back corners. Everything else goes in without a deliberate pattern. Templates are standard in competition.

The break — and what it does not decide

• The cue ball starts in hand behind the head string; no ball is called and no particular ball has to be hit first.
• Pocketing balls on the break does NOT give you that group. The table stays "open" — groups are only decided by a called shot after the break.
• The 8 on the break is not a win and not a loss. Under WPA rules the breaker chooses: spot the 8 and play on, or re-break. (Bar rules that say "8 on the break wins" are house rules — see below.)
• If nothing is pocketed, at least four object balls must reach a rail — otherwise it's an illegal break, and the incoming player may take the table as it lies, re-rack and break, or let the breaker go again.

Open table and choosing groups

After a legal break the table is open: either player may strike any object ball first except the 8 — hitting it first on an open table is a foul. When you legally pocket a called ball, that group becomes yours and your opponent gets the other. Miss and the table stays open.

Continuing play and call shots

You stay at the table while you legally pocket balls from your group. Every shot — except the break — must name ball and pocket, though obvious shots need no detail: bank, combination or kiss shots should always be called because the referee decides whether the intended shot was made. You may also call "safety" — play passes to your opponent and anything pocketed stays down.

Fouls

Standard fouls — wrong ball first, no rail after contact, scratch, double hit, push shot, ball off the table, playing out of turn — all give the incoming player ball in hand anywhere on the table. There is no three-foul rule in 8-ball (that rule exists in 9-ball and 10-ball).

How you lose the rack

Four ways to hand the game over instantly — none of them apply to the break:

1. Pocket the 8 and foul on the same shot
2. Pocket the 8 before your group is cleared
3. Pocket the 8 in an uncalled pocket
4. Drive the 8 off the table

Where league and bar rules differ

The gap between WPA rules and Friday-night rules is bigger in 8-ball than anywhere else. Always check your league's rulebook:

• BCA Pool League / USAPL (CSI): essentially the pro game above — called shots, open table after the break, ball in hand anywhere.
• APA: same structure, but with its own fouls list tweaks — notably, ball in hand is still anywhere, while many casual players wrongly play "in the kitchen."
• Typical bar rules: 8 on the break wins, groups assigned by whatever drops on the break, ball-in-hand restricted to behind the head string after a scratch, and the 8 must sometimes be "called clean" with no caroms. None of these are official — agree on them before the first rack, not after the first argument.

Common questions

This guide follows the WPA Rules of Play effective September 2025 (§4 Eight Ball, §1.7 Standard Call Shot). For league-specific rules, check your league's rulebook — APA and BCA Pool League/CSI each publish their own.