Rules checked October 31, 2026, at 8:08 a.m. EDT. Players, scores, prices and stakes in the examples are hypothetical.
Your player is leading, then the opponent shakes hands and stops. The tournament shows a winner. Your bet still might be refunded.
When a tennis player retires, settlement depends on the operator, the market and how much of the match was played. There is no single “tennis retirement rule” that works across every ticket. The player advancing in the draw and the result of your wager are separate questions.
Here is a practical way to read the situation without turning a disappointing finish into a second guessing game.
First, identify why play stopped
A retirement means a player cannot continue a match already underway. A walkover concerns a match that is not played. A rain delay is another situation again: the match may resume.
USTA Mississippi’s definitions distinguish retirement from walkover, withdrawal and default. That distinction matters because a sportsbook can give those events different treatment.
Look at the official result and the score when play stopped. “RET” beside a score and “W/O” before a match are not clues to grade in the same way. Nor should a player receiving treatment be treated as retired while the match is still continuing.
Then find the exact match-winner rule
Consider a fictional singles match: Alex wins the first set 6–4, then retires with the second set at 1–2. Morgan advances. You placed an ordinary pre-match back bet on the match winner, not a lay bet or a special promotion.
The following published rules illustrate why that same event can produce different results. These are the specific regional pages named below; they are not a promise that another jurisdiction or offer uses the same terms.
| Published rule | Bet on Alex | Bet on Morgan |
|---|---|---|
| bet365 US help: match betting | No action | No action |
| Betfair Exchange: match odds | Loses | Wins |
| FanDuel Ontario: moneyline | Voided | Wins |
bet365’s US tennis help page says unfinished match bets are no action, with a separate exception for disqualification after play starts. An injury retirement is the event in our example.
Betfair Exchange’s rules use the advancing player after retirement or disqualification, but void the individual match bets if less than one set was completed. In our example, a set was completed.
FanDuel’s published Ontario rules void moneyline bets on the retiring player and treat the advancing player as the winner after the match starts, regardless of the point reached. That is different from treating the retiring player as a losing selection.
Separate a refund from a winning payout
Imagine a $20 cash single at decimal 1.80. A winning settlement returns $36: the $20 stake plus $16 profit. A voided cash single returns $20 with no profit. A losing single returns $0.
These are simple cash-single calculations before any exchange commission or other charges. An exchange back bet and a sportsbook cash bet are not identical products. Bonus stakes, promotions, parlays and lay bets need their own payout terms.
That is why “they refunded me even though my player lost” does not automatically mean a mistake. It may be exactly what the accepted retirement rule requires.
Do not apply the moneyline rule to every market
A first-set winner, a match total and a correct set score ask different questions. Some outcomes may already be decided when the match stops; others remain uncertain.
Betfair’s individual game/set rule preserves unconditionally determined markets while voiding unfinished ones after a retirement. A completed first-set result is therefore a different question from which player would have won a full match.
Totals can be less obvious. Under bet365’s published games-market rule, settlement can stand if every possible natural completion would determine the result.
Take a separate hypothetical best-of-three match with a conventional third set, not a deciding match tiebreak. The score reaches 6–4, 4–6, then a player retires. Twenty games were played. A completed third set would require at least six more.
Under that stated minimum-completion test, Over 25.5 is already guaranteed by any natural finish, despite only 20 games actually having been played. Over 26.5 is not: a 6–0 third set would produce 26, while a 6–1 set would produce 27. The ticket’s exact line matters.
This example applies that operator’s rule; it does not tell you to invent a final score or copy the result to another book. Match formats and market-specific exceptions must match the ticket.
A walkover needs its own answer
If nobody played, skip the “one set completed” calculation. FanDuel Ontario explicitly voids bets on the individual matchup when a player receives a walkover. That is separate from a tournament outright, which is a bet on the wider event.
Keep the event scope attached to the selection. “Morgan to win this match” and “Morgan to win the tournament” are not the same wager simply because both show Morgan’s name.
What to keep with the ticket
Save the accepted market name, operator and jurisdiction, placement time, score at retirement and relevant rule. Note whether your stake was cash or a bonus. Those details make a settlement question much easier to explain than a cropped screenshot saying only “winner.”
Our settlement-rules guide shows how to find the right terms, while the betting-log guide separates returned stakes from net profit.
For its supported sports and markets, BetSlip Live helps you import slips, review legs and follow live progress. Your sportsbook remains responsible for settlement. Whatever you track, keep the accepted ticket and its rules as the reference when a match ends early.