Rules of Poker · Chapter 3 · 2026 edition

Betting structures

The betting structure sets how much you may bet. This chapter covers no-limit, pot-limit, fixed-limit, and spread-limit betting, followed by table stakes and cash-game buy-ins.

Who acts when, and how big a raise has to be, are in Betting action. The forced bets that start each hand are in Blinds, antes and bring-ins.

Jump to
  1. The structures
    1. 3.1 The betting structure sets how much you may bet
    2. 3.2 How stakes are written
  2. No-limit
    1. 3.3 No-limit: any amount up to everything in front of you
  3. Pot-limit
    1. 3.4 Pot-limit: the most you may bet is the size of the pot
    2. 3.5 A pot-sized raise: first call, then raise the size of the pot
    3. 3.6 Callers in front of you make the pot-sized raise bigger
    4. 3.7 The small blind: counted at face value or rounded up
    5. 3.8 A bet over the pot is cut back to the pot
    6. 3.9 In pot-limit the dealer counts the pot; in no-limit you count it yourself
  4. Fixed limit
    1. 3.10 Fixed limit: a small bet early, a big bet later
    2. 3.11 A fixed-limit bet or raise is exactly one bet
    3. 3.12 Spread limit: any amount between a minimum and a maximum
  5. The size of the blinds and antes
    1. 3.13 Blinds and antes are sized to the stakes
  6. Table stakes and buy-ins
    1. 3.14 Table stakes: only the chips in front of you when the hand begins can play
    2. 3.15 You can only lose what is in front of you
    3. 3.16 A buy-in has a minimum, and often a maximum
    4. 3.17 You may add chips between hands, not during one
    5. 3.18 You may not take chips off the table and keep playing
    6. 3.19 Coming back soon after cashing out

The structures

3.1 The betting structure sets how much you may bet

There are four common structures:

  1. (a) No-limit: a bet may be anything from the minimum up to every chip you have (3.3).
  2. (b) Pot-limit: a bet may be anything from the minimum up to the size of the pot (3.4).
  3. (c) Fixed limit (often just "limit"): every bet and raise is one set amount for that betting round (3.10).
  4. (d) Spread limit: a bet may be anything between a set minimum and maximum (3.12).

The structure is part of the game's name: no-limit Hold'em and pot-limit Omaha are different games from limit Hold'em and limit Omaha.

Source: pagat.com, Poker betting, "Betting Limits".

3.2 How stakes are written

Stakes are written as two amounts with a slash or dash, and what they mean depends on the structure:

  1. (a) In no-limit and pot-limit, they are the blinds. "$1/$2 no-limit" has a $1 small blind and a $2 big blind; "$5-$10 no-limit" has $5 and $10.
  2. (b) In fixed limit, they are the two bet sizes. "$4/$8 limit Hold'em" bets $4 on the early rounds and $8 on the later ones, with blinds usually of $2 and $4 (3.13).

Source: WSOP 2023 Live Action Rules, rule 130 (copy hosted by the PHH project); pagat.com, Poker betting, "Betting Limits" and "Antes and Blinds".

No-limit

Pot-limit

3.4 Pot-limit: the most you may bet is the size of the pot

In pot-limit, a bet may not be bigger than the pot. The pot counts every chip already in the middle plus every bet still in front of players on this round. Everything else works as in no-limit: the same minimum bet and raise, and no cap on the number of raises.

If nobody has bet yet, the largest bet is simply the pot. On the flop with $37 in the middle and no bet, you may bet anything from the big blind up to $37.

Source: Robert's Rules of Poker v11, Section 14, "No Limit and Pot-Limit" introduction and "Pot-Limit Rules" introduction; pagat.com, Poker betting, "Betting Limits".

3.5 A pot-sized raise: first call, then raise the size of the pot

Facing a bet, the largest raise is worked out as if you first called, and then raised by the whole pot as it would stand after your call:

  1. Work out what it costs you to call.
  2. Add that call to the pot, including all bets in front of players.
  3. That total is the most you may raise by. Your raise-to amount is the call plus that total.

A quicker way when there is one bet and nobody has called it: three times the bet, plus whatever was in the pot before the bet.

Example: on the turn the pot is $37 and your opponent bets $20. Calling costs $20. The pot after your call would be $37 + $20 + $20 = $77. So you may raise by up to $77, making it $20 + $77 = $97. The quick way agrees: 3 times $20 is $60, plus $37 is $97.

Robert's Rules gives a second check: with $100 in the pot and a bet of $50, the next player may call $50 and raise $200, a total of $250.

Source: Robert's Rules of Poker v11, Section 14, "Pot-Limit Rules" introduction; pagat.com, Poker betting, "Betting Limits".

3.6 Callers in front of you make the pot-sized raise bigger

Every call already made counts toward the pot, so the more players who have called, the more you may raise. With callers, the quick way becomes: the pot before the bet, plus the bet times (three plus the number of callers). Some worked examples at $1/$2 pot-limit, counting the small blind as $1:

  1. (a) First in before the flop. The blinds make a $3 pot. Calling costs $2, which makes $5, so the most is a raise to $2 + $5 = $7.
  2. (b) Two players have called $2 each. The pot is $1 + $2 + $2 + $2 = $7. Calling costs $2, making $9, so the most is a raise to $2 + $9 = $11.
  3. (c) One player raised to $7 and another called. The pot is $3 + $7 + $7 = $17. Calling costs $7, making $24, so the most is a raise to $7 + $24 = $31. Quick way: $3 + ($7 x 4) = $31.
  4. (d) On the river, the pot is $37, A bets $20 and B calls. For C the pot is $37 + $20 + $20 = $77; calling makes $97, so C may raise to $20 + $97 = $117. Quick way: $37 + ($20 x 4) = $117.

Source: Robert's Rules of Poker v11, Section 14, "Pot-Limit Rules" introduction; pagat.com, Poker betting, "Betting Limits" (its example: a $50 pot, a $50 bet, a raise of up to $150, then a raise of up to $500 over that).

3.7 The small blind: counted at face value or rounded up

Card rooms differ on how the small blind counts before the flop:

  1. (a) Strict count, usual in tournaments. The small blind counts at its actual size. At $5/$10 the first player in may raise to $35, three and a half times the big blind.
  2. (b) Rounded up, common in cash games. Robert's Rules and the WSOP's cash rules both describe treating the small blind as if it were the size of the big blind until the big blind has acted, so at $5/$10 the first player may raise to $40, four times the big blind.

The TDA adds a rule for tournaments: before the flop, a dead or short blind doesn't change the count. The pot is worked out as if both blinds were posted in full, so at 100-200 a first raise of up to 700 is allowed even if the small blind is missing.

Source: Robert's Rules of Poker v11, Section 14, "Pot-Limit Rules" rule 5; WSOP 2023 Live Action Rules, rule 187 (copy hosted by the PHH project); TDA 2026, Rule 56.

3.8 A bet over the pot is cut back to the pot

In pot-limit, if a player bets or raises more than the pot allows, the extra goes back and the bet stands at the maximum. The dealer or any player should point it out, heads-up too, and it can be corrected until everyone has acted on it. If an oversized bet stands for a while and someone then acts on it, the floor may let it stand, especially if the bettor is the one who now wants it reduced. Putting in a single chip bigger than the pot, without saying anything and with no bet in front of you, is a pot-sized bet.

Source: Robert's Rules of Poker v11, Section 14, "Pot-Limit Rules" rules 1, 2, 3 and 6; WSOP 2023 Live Action Rules, rules 184 and 185 (copy hosted by the PHH project).

Fixed limit

3.10 Fixed limit: a small bet early, a big bet later

Fixed-limit games have two bet sizes, the small bet and the big bet, usually double the small one. Which rounds use which depends on the game:

  1. (a) Flop games such as Hold'em: the small bet before the flop and on the flop; the big bet on the turn and river. At $4/$8, bets are $4 and then $8.
  2. (b) 7-Card Stud and Razz: the small bet on third and fourth street, the big bet from fifth street on. In 7-Card Stud a pair showing on fourth street lets a player bet either size (7-Card Stud).
  3. (c) Draw games with one draw: the small bet before the draw, the big bet after (Robert's Rules notes Northern California lowball as an exception). Triple-draw games are in 5-Card Draw.

Source: pagat.com, Texas Hold'em; pagat.com, Poker betting, "Betting Limits"; Robert's Rules of Poker v11, Section 8, "Rules of Seven-Card Stud" rule 7, Section 9, "Rules of Razz" rule 3, and Section 11, "Lowball" introduction.

3.11 A fixed-limit bet or raise is exactly one bet

In fixed limit you don't choose a size: a bet is the round's bet and each raise adds exactly one more. At $4/$8 before the flop, the $4 big blind is the bet, and raises go to $8, $12 and $16. In stud, raising the small bring-in up to a full small bet is "completing" it, which counts as the round's bet, not a raise. Two fixed-limit rules are in the next chapter: the cap on the number of raises (4.15) and what an all-in for less than a full bet does (4.14).

Source: pagat.com, Poker betting, "Betting Limits"; Robert's Rules of Poker v11, Section 8, "Rules of Seven-Card Stud" rule 6.

3.12 Spread limit: any amount between a minimum and a maximum

In a spread-limit game, a bet may be any amount between a set minimum and maximum; the maximum often doubles on later rounds. Raises follow the usual rule that a raise must be at least the size of the previous bet or raise. In a $1-$4 game, if A bets $3, B may call $3 or raise to $6 or $7, but not to $4 or $5. Spread limit was once common in small card-room games and is still found in home games.

Source: pagat.com, Poker betting, "Betting Limits" and "Minimum Raise".

The size of the blinds and antes

3.13 Blinds and antes are sized to the stakes

The forced bets are set in proportion to the betting:

  1. (a) Fixed limit with blinds: the big blind is the small bet and the small blind is usually half of it. At $2/$4, the blinds are $1 and $2.
  2. (b) No-limit and pot-limit: the stakes name the blinds (3.2), and the big blind is also the smallest bet allowed all hand.
  3. (c) Stud: each player antes a small fraction of the small bet, and the bring-in is more than the ante but less than a full small bet. Robert's Rules' example is $15/$30 stud with a $5 bring-in; pagat.com's is a $0.50 ante and a $2 bring-in with a $5 small bet.

The exact figures are the house's choice. Who posts what, and what happens when someone can't, are in Blinds, antes and bring-ins.

Source: pagat.com, Texas Hold'em; pagat.com, Poker betting, "Antes and Blinds"; Robert's Rules of Poker v11, Section 14, "No-Limit Rules" rule 2, and Section 8, "Rules of Seven-Card Stud" rule 6; pagat.com, Seven Card Stud.

Table stakes and buy-ins

3.14 Table stakes: only the chips in front of you when the hand begins can play

Almost every game is played for table stakes: you may bet only the chips you had on the table when the hand was dealt. You can't reach into your pocket, sign an IOU or add chips in the middle of a hand. Card rooms want all chips kept in plain view, because knowing how much each opponent has in play is part of the game.

Robert's Rules allows one exception: chips you have already paid for and are waiting to receive may play ("playing behind"), as long as the amount is announced to the table.

Source: Robert's Rules of Poker v11, Section 2, "Procedures" rules 8 and 9; pagat.com, Poker betting, "Table Stakes"; WSOP 2023 Live Action Rules, rule 60 (copy hosted by the PHH project).

3.16 A buy-in has a minimum, and often a maximum

To sit in a cash game you must buy at least the minimum amount of chips. Big-bet games usually set a maximum too. Common practice:

  1. (a) Robert's Rules: a full buy-in at fixed limit is at least ten times the game's big bet, and a player may make only one short buy-in; the house may set a maximum at no-limit and pot-limit.
  2. (b) The WSOP's cash rules: a minimum of 20 to 40 big blinds and a maximum of 40 to 100 big blinds as the usual rule of thumb.
  3. (c) pagat.com: minimums are typically 10 to 20 times the minimum bet.

Source: Robert's Rules of Poker v11, Section 3, "The Buy-In" rules 1 and 2, and Section 14, "No-Limit Rules" rule 14; WSOP 2023 Live Action Rules, rule 182 (copy hosted by the PHH project); pagat.com, Poker betting, "Table Stakes".

3.17 You may add chips between hands, not during one

You may buy more chips at any time between hands. Robert's Rules says adding to your stack is not a new buy-in and may be any amount; the WSOP's cash rules let you add only while below the maximum buy-in, and only enough to reach it. Chips bought during a hand don't play until the next one (3.14).

Source: Robert's Rules of Poker v11, Section 3, "The Buy-In" rule 2; WSOP 2023 Live Action Rules, rule 182 (copy hosted by the PHH project); pagat.com, Poker betting, "Table Stakes".

3.18 You may not take chips off the table and keep playing

Removing part of your stack while staying in the game is called going south (or ratholing), and card rooms don't allow it. You may take all your chips when you leave the game. Robert's Rules lets a player take chips for safekeeping on a break, but everything must come back to the table on return. pagat.com notes that casinos allow small amounts for food or tips.

Source: pagat.com, Poker betting, "Table Stakes"; Robert's Rules of Poker v11, Section 2, "Procedures" rule 6.

3.19 Coming back soon after cashing out

A player who cashes out and returns to the same game shortly afterward can't come back with less. Robert's Rules and the WSOP's cash rules both say that within one hour your buy-in must equal what you took away.

Source: Robert's Rules of Poker v11, Section 2, "Procedures" rule 7; WSOP 2023 Live Action Rules, rule 58 (copy hosted by the PHH project).

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