The shape of online betting in New Zealand in 2026

Updated October 2026

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Search results for “top betting sites” in New Zealand are crowded with brands that, by law, do not serve people here. Since 28 June 2025 the Racing Industry Amendment Act 2025 has closed that gap in theory: section 74AAA of the Racing Industry Act 2020 makes TAB NZ the only operator allowed to take racing and sports bets from anyone in New Zealand, and the Department of Internal Affairs told providers serving New Zealand customers to withdraw with immediate effect. The two online brands under that single licence are TAB and Betcha. Everything else in a typical top-10 list runs on a foreign licence from Curaçao, Anjouan or Tobique and has no New Zealand authorisation, no New Zealand complaints route and no New Zealand harm-minimisation framework attached to it.

That changes what a “top betting” page is for in this market. The choice is not which of ten apps to download. It is whether to play through the local channel with its protections, or to open an account offshore and accept that the legal position, the rules of engagement and the recourse if something goes wrong are all set somewhere else.

Current as of October 30, 2026 · verified against the Racing Industry Act 2020 (section 74AAA, in force 28 June 2025), the Department of Internal Affairs public statements, and TAB NZ’s published app listings.

What the law actually says about betting in New Zealand

The single sentence that defines the market is section 74AAA of the Racing Industry Act 2020, inserted by the Racing Industry Amendment Act 2025: no person other than TAB NZ may offer racing betting, sports betting or other racing or sports betting to a person in New Zealand, regardless of where that person is resident or incorporated. The change took effect on 28 June 2025, and the Department of Internal Affairs wrote to operators serving New Zealand customers instructing them to stop. There is no licence to apply for and no licence register for bookmakers, because the law gives that role to TAB NZ by name.

The framework is built on three statutes working together. The Gambling Act 2003 sets the regulator — the Department of Internal Affairs — and the broader gambling rules; section 19(4), inserted in 2025, says an individual cannot be convicted simply for placing a bet with an offshore operator, so the law targets the operator, not the player. The Racing Industry Act 2020 sets up TAB NZ as the racing and sports betting provider, with section 89 making it an offence to bet under 18. The Racing Industry Amendment Act 2025 inserted the online monopoly. The Online Casino Gambling Act 2026 licences online casino gambling only and does not license sports betting; a casino permit is a separate permission, and the fact that TAB New Zealand holds the racing and sports monopoly says nothing about casino games.

The greyhound racing codes close in stages from 1 August 2026, and from that date offshore operators may not take bets on greyhound races in New Zealand either. Thoroughbred and harness racing remain under TAB NZ. What may be bet on otherwise — esports, novelty markets, politics — is not established in the statutes; TAB NZ’s published programme is the practical answer.

The offshore side is settled in law, less so in practice. A site based in Curaçao, Anjouan or Tobique that takes bets from a New Zealand address is breaking New Zealand law at the operator level; the Department of Internal Affairs lists payment, complaint and payout risks for players. New Zealand does not geo-block the websites. The penalty for a player is not stated in any published source reviewed here — only the operator-side prohibition is on the page. The honest framing is that the offshore brand is unlawful to serve a New Zealand customer and that the player carries the consumer risk, not a criminal one.

What a player actually loses by going offshore

The Department of Internal Affairs names three risks specifically: an overseas operator may be in a jurisdiction with minimal consumer safeguards, may not return unspent credits, and may not pay out large wins. Each of those is the kind of clause that does not matter until one payout is contested, and is then the only thing that matters.

A New Zealand-licensed operator sits inside the New Zealand harm-minimisation framework. TAB NZ pays a Problem Gambling Levy of 0.74% of its betting revenue into harm-prevention services, funds the Gambling Helpline (0800 654 655, text 8006) and Safer Gambling Aotearoa, and is monitored by the Department of Internal Affairs. A complaint has somewhere to land. An offshore brand licensed in Curaçao has its own regulator, complaint process and dispute resolution rules — none of which are designed for a New Zealand customer, and none of which a New Zealand authority can enforce if the brand refuses to pay.

Tax is the other quiet loss. Recreational gambling winnings for a New Zealand player are generally not taxable, and prize money from TAB horse, dog and trotting races is not taxable either; that is Inland Revenue’s published position. The question of whether an offshore operator reports a payout to New Zealand authorities is not the same question, and a person who bets as a business is a different case from a recreational punter — Inland Revenue guidance is to be consulted for that. The standard recreational framing holds: winnings from a TAB account are not declared as income, and the same framing applies to a foreign operator for a recreational player, though the operator’s own jurisdiction may treat the same transaction in another way.

How to play inside the rules without giving up the offer

The choice is narrower than a top-10 list suggests, but it is not as thin as it looks. TAB NZ has been rebuilt around a 25-year partnership signed in 2023 with Entain, the global betting group behind Ladbrokes and Coral. The deal gives Entain a 50/50 share of gross profits and guarantees TAB NZ at least NZ$150 million a year for the first five years, with a one-off NZ$100 million payment to the racing sector. The betting app on the New Zealand App Store — published under the seller name New Zealand Racing Board and first released on 8 September 2014 — covers horse and harness racing, rugby union and rugby league, and a long list of other sports, pre-match and live. Betcha is the second online brand of the same operator group, first released on 6 August 2024 and run by Entain New Zealand Limited, with its own cleaner interface aimed at the sports and racing punter who does not need the full TAB programme.

The two brands are one operator. They share the licence, the customer wallet framework, the safer-gambling tools and the self-exclusion register. An exclusion applied to one applies to both. Opening a Betcha account does not put the punter into a different market, and Betcha is not a rival bookmaker — it is the same house with a different front door.

Safer gambling tools in the New Zealand market

Safer gambling in New Zealand runs through the operator, not through the customer. TAB NZ’s app lists deposit limits, time-outs and self-exclusion as the three harm-minimisation tools a player can set without contacting support, and the same tools are available on Betcha. The age for betting with TAB NZ is 18 — the Racing Industry Act 2020 makes it an offence to bet under 18 at section 89. Land-based casinos in New Zealand are 20; the betting age and the casino age are not the same, and the 17+ App Store age rating on TAB’s app reflects the 18-or-over rule with the standard minimum-store-grade.

Self-exclusion is the strongest of the three. A TAB NZ self-exclusion blocks the player across both TAB and Betcha and is enforced inside the operator’s own systems. There is no single national online-betting exclusion register: the register the 2026 online casino law will require is for online casinos only, and does not extend to betting. A player who wants to be blocked from TAB NZ uses TAB NZ’s own exclusion; a player who wants to be blocked from offshore operators has no equivalent centralised route, because each operator runs its own register.

Help outside the operator is the free Gambling Helpline on 0800 654 655, the text line on 8006, and Safer Gambling Aotearoa. These are the services the Problem Gambling Levy helps fund — the 0.74% levy that TAB NZ pays on betting revenue, in force from 1 July 2025 to 30 June 2028. Counselling is available regardless of which operator the player used, and the helpline is the first stop when self-exclusion alone is not enough.

Advertising is also a player-protection tool, even if it looks like a marketing rule. The Advertising Standards Authority’s Gambling Advertising Code applies to betting ads in New Zealand: advertisements must not target children (under 14) or young people (14 to under 18), judged by context, appeal and expected audience — 25% or more of the audience counts as significant where accurate data exists — must not encourage harm, and must be truthful with terms available. No New Zealand equivalent of a “whistle-to-whistle” broadcast ban on betting exists. For a player, the practical effect is that ads are not aimed at under-18s and the terms behind any offer are readable in the ad itself.

The mobile and app side of the market

Two apps do the work: TAB and Betcha. Both run on iOS and Android through the New Zealand App Store and Google Play equivalents, both verify a New Zealand address at sign-up, and both run on the same Entain-built wallet underneath. The TAB app carries the older, racing-heavy interface: horse and harness racing form, Blackbook, Jockey Challenge, Trackside live race streaming with in-app betting, and a sportsbook covering rugby union, rugby league, football, basketball, tennis, cricket, NRL, NBA, NFL, MMA/UFC and motorsports. Betcha runs a cleaner sports-and-racing surface aimed at the player who wants a quick slip on NRL, NBA, NFL or the All Blacks without the racing programme in front of them.

The age rating is 17+ in the New Zealand App Store, which sits below the 18-or-over rule the operator’s own terms enforce. That gap is normal — store age ratings describe the content of the app, while gambling-age rules are set by the operator and the law. A New Zealand address and verified identity are required to open an account; a person under 18 is unable to pass the verification step, and TAB NZ’s terms treat betting under 18 as an offence under section 89 of the Racing Industry Act 2020.

Trackside streaming in the TAB app is the practical reason the racing side holds its weight: a player can watch a New Zealand or Australian race live on the handset and bet on the same screen. The same in-app pairing runs for selected sports feeds. Betcha does not carry the full Trackside service; it offers the betting programme with live in-play pricing where TAB NZ’s rules allow.

The browser side is similar. tab.co.nz and betcha.co.nz are mobile-optimised sites that drop straight into the same wallet. A player who bets mostly on weekends will end up on one or both, and the choice between them is mostly a question of which interface they prefer — not which operator runs the rules behind the slip.

Predictions and tip culture in a one-operator market

The “top bet tips” and “best prediction sites” ecosystem that flourishes in larger markets is thinner in New Zealand, and that is partly structural. A prediction site selling picks on European football or the Premier League top scorer market is mostly free content funded by affiliate commissions from the bookmakers it sends traffic to. In New Zealand the affiliate side of betting is constrained: only TAB NZ may lawfully take the bet, so the affiliate’s natural downstream product is constrained to TAB NZ’s own programme.

TAB NZ itself publishes form, race previews and tipping content through Trackside and the racing media it underwrites. The same form tools — Blackbook, Jockey Challenge, sectional data — feed into the punter’s own decision rather than a third-party prediction. The “free tips” model that dominates larger markets has less room to operate when the only paying bookmaker is one operator, and the affiliate revenue available to a predictions site is the commission on TAB NZ sign-ups rather than the spread across ten offshore brands.

The practical advice that holds regardless of market is that a tip — from a media pundit, a model, a Telegram channel — does not change the payout share or the margin in the odds. A “top bet” is a marketed bet. The price the punter gets on it is the same price with or without the tip, and the value of the tip is in selection, not in price. In a one-operator market, the value of any tip is constrained to the menu TAB NZ offers that day.

A second consequence is harder to see. With one operator, the punter cannot shop a price across bookmakers; the 1.91 one firm offers is the 1.91 the next firm offers, because there is no next firm. That removes the sharpest tool a serious punter has in a competitive market — taking the best price across firms — and leaves only the choice to bet or not. It also means any “best odds” claim is meaningless: there is one price, and it is the price.

Sports and tournaments available through TAB NZ

TAB NZ’s sportsbook runs the major northern-hemisphere competitions and the codes that matter in New Zealand. Rugby union — Super Rugby Pacific, the All Blacks test schedule, the Rugby Championship, the autumn internationals — is the centre of gravity for the New Zealand punter, alongside rugby league through the NRL and the State of Origin. Football covers the Premier League, Champions League, FIFA World Cup qualifying and the A-League; tennis runs through the four Grand Slams and the ATP and WTA tours; basketball through the NBA; American football through the NFL; cricket through international cricket, the Black Caps schedule, the IPL and the Big Bash; and motorsports through Formula 1 and the Supercars Championship.

Horse racing is the largest single category by handle. TAB NZ takes bets on thoroughbred racing in New Zealand and Australia — the Melbourne Cup, the Karaka Million, the Auckland Cup — and on harness racing through the New Zealand and Australian trots circuits. Greyhound racing is closing in stages from 1 August 2026, after which the code disappears and offshore operators are no longer permitted to take bets on greyhound racing in New Zealand. Quinella, Exacta, Trifecta, First4, Daily Double, Running Double, Quaddie and Big6 are the published exotic bet types on the racing side; Win, Place, Each Way and Same-Race Multis sit alongside them.

In-play betting is available on the listed sports through the TAB and Betcha apps where TAB NZ’s rules permit. The legal position on in-play markets is not pinned down in the statutes reviewed here, and the practical answer is the menu the app shows. Same Game Multis — a multi whose legs come from one event — are a TAB NZ product and are priced as a single bet with combined legs. The headline sports calendar for the year runs through the international cricket summer, the Super Rugby Pacific season, the NRL season, the AFL season, the football league calendar in Europe, and the four racing carnivals.

The wider market, ranked against the local standard

The wider market of “top betting sites” lists ten brands. Two are TAB NZ’s own online brands; eight are offshore operators that have no New Zealand authorisation. The ranking below uses the same criteria across both groups — markets, app, in-play, safer-gambling tools, payments — so a punter can see what each brand offers and where it stands against the local standard. The ordering is not a recommendation. Two of the ten brands may lawfully take a New Zealand bet; eight may not.

The New Zealand status column shows whether the brand is a TAB NZ brand or not licensed in New Zealand. The local-terms column carries what the operator’s own published terms state on the subject — for TAB NZ that is the Racing Industry Act 2020, the safer-gambling framework and the Entain-run wallet; for the offshore brands that is the licence they publish on their own site, which is a Curaçao, Anjouan or Tobique permission and does not extend to New Zealand.

The spread tells the story the law already tells. The two New Zealand-licensed brands sit at the top because they are the only options that lawfully serve the player. The other eight offer broader menus — more esports titles, more entertainment markets, more aggressive bonus programmes — but each of them is breaking section 74AAA at the operator level by taking a bet from a New Zealand address.

Overview of the New Zealand betting landscape

The picture that holds the rest of this page together is simple. New Zealand’s online betting market is a regulated monopoly: one operator, two online brands, one regulator. The punter’s choice is between playing through TAB NZ or Betcha inside the New Zealand harm-minimisation framework, or playing with an offshore brand on the operator’s own terms in a jurisdiction that is not New Zealand.

A few consequences follow from that picture.

The bonus side of the market looks different here than in a competitive market. “Boosted odds”, “free bets”, “100% match” — these are marketing words that move the punter to a brand. In a market with one lawful brand, the marketing word is less useful: there is no rival to “boost” against. TAB NZ runs its own “bonus bets” promotions, and the size of those promotions is set by TAB NZ’s own commercial logic rather than a competitive bid. A punter comparing a TAB NZ offer to an offshore offer is comparing a regulated monopoly’s terms to an unregulated operator’s terms, and the comparison is not on bonus size but on whether the offer is one the punter can lawfully claim.

The payment side is also different. TAB NZ accepts the standard New Zealand deposit methods a player expects — debit card, bank transfer, POLi, the in-app wallet. Offshore brands typically lean on crypto and e-wallets because their customer base sits across jurisdictions where New Zealand-friendly rails are not always available. A punter who deposits in Bitcoin at an offshore brand is using the rails the operator prefers, not the rails the punter normally uses. That is a quiet signal about which market the brand serves.

The market-margin side is the technical reason a punter loses in the long run, and the consequence is the same here as anywhere. The margin — what the bookmaker keeps of every dollar bet on a market — sits inside every price. On a TAB NZ 1X2 the margin is whatever TAB NZ sets for that event; on an offshore brand’s 1X2 the margin is whatever the offshore brand sets. The market the punter is on is a market run by one operator in either case. The punter’s tool is the price on the event they care about, not the brand offering it.

The final consequence is the most important one for the punter. The offshore brand that takes a New Zealand customer’s bet is breaking New Zealand law. The punter is not committing an offence — section 19(4) of the Gambling Act 2003 makes that plain — but the punter is the one who pays if the operator refuses a payout, since the New Zealand regulator has no jurisdiction over a Curaçao, Anjouan or Tobique licence holder. The Department of Internal Affairs publishes that risk explicitly: minimal consumer safeguards, possible non-return of unspent credits, possible non-payment of large wins.

Reviewed operators

TAB — the only licensed online sports and racing brand with the full New Zealand programme

TAB is one of two online brands run by TAB New Zealand under section 74AAA of the Racing Industry Act 2020, in force since 28 June 2025. It is the racing-heavy brand: horse and harness racing, rugby union, rugby league, football, basketball, tennis, cricket, NRL, NBA, NFL, MMA/UFC, motorsports, pre-match and live, with Trackside live race streaming inside the app and a wallet shared with Betcha. The app was first released on 8 September 2014 under the seller name New Zealand Racing Board and runs on the New Zealand App Store with a 17+ content rating that sits below the 18-or-over rule TAB NZ enforces. Deposit limits, time-outs and self-exclusion are listed in the app and apply across both brands. The Problem Gambling Levy of 0.74% on betting revenue funds the Gambling Helpline (0800 654 655, text 8006) and Safer Gambling Aotearoa. The TAB NZ customer pays no tax on recreational winnings under Inland Revenue’s published position, including prize money from horse, dog and trotting races.

The partnership with Entain, signed in 2023, runs for 25 years and gives Entain a 50/50 share of gross profits with a NZ$150 million floor to TAB NZ for the first five years and a one-off NZ$100 million payment to the racing sector. The racing programme is published through Trackside and supported by Blackbook, Jockey Challenge and sectional data tools inside the app. The full menu of exotics — Quinella, Exacta, Trifecta, First4, Daily Double, Running Double, Quaddie and Big6 — is on the racing side. Same Game Multis run on selected sports.

For the punter who lives in New Zealand and wants the racing and sports betting programme with the New Zealand harm-minimisation framework and a regulator in the same country, TAB is the natural choice. Betcha, meanwhile, provides a cleaner sports-and-racing surface for the player who prefers to skip the full racing programme.

Betcha — the second TAB NZ online brand, aimed at the sports-and-racing punter

Betcha is the second online brand under TAB New Zealand’s section 74AAA licence, run by Entain New Zealand Limited and first released on the New Zealand App Store on 6 August 2024. The app carries horse, greyhound and harness racing plus rugby, NRL, MMA/UFC, NBA, NFL, tennis, cricket, football, motorsports and esports, with a cleaner interface than the TAB app and the same wallet underneath. A self-exclusion applied on Betcha also applies on TAB — both brands sit on the same exclusion list and the same age-verification flow. The 18-or-over rule and the New Zealand address and identity verification at sign-up are the same as TAB’s.

Betcha’s appeal is its focus. A punter who wants the full racing programme with sectional data, Blackbook and Jockey Challenge will end up on TAB; a punter who wants a sports-and-racing slip with the in-play markets visible at the front of the app will end up on Betcha. Both are lawful; both are inside the New Zealand framework; the choice is interface, not licence.

For the punter who bets mostly on NRL, NBA, NFL, Premier League or the All Blacks, Betcha is the smoother option. For the punter who lives on the Melbourne Cup, Karaka Million and the Quaddie, TAB’s racing surface is the working tool.

Alawin — offshore sportsbook, no New Zealand licence

Alawin’s sportsbook covers football, tennis, table tennis, basketball, ice hockey, American football and baseball, with Live Betting, Virtual Sports and esports alongside the pre-match programme. No licence that applies in New Zealand is named on the operator’s site. A New Zealand customer opening an account at Alawin is using a brand that has no authorisation to serve New Zealand addresses and that, in taking that bet, is breaking section 74AAA of the Racing Industry Act 2020 at the operator level. The Department of Internal Affairs names the risks: minimal consumer safeguards, possible non-return of unspent credits, possible non-payment of large wins.

For the New Zealand punter the brand offers a broader menu than TAB NZ in places — more esports titles, virtual sports — at the cost of the New Zealand regulator’s protection, the New Zealand harm-minimisation framework and the New Zealand complaints route. A punter who chooses Alawin for the menu chooses the menu over the framework.

Rooster.bet — offshore sportsbook, Tobique licence, no New Zealand authorisation

Rooster.bet’s sportsbook has Live, Sports Promotions, Results, Schedule, E-sports and Predictions sections and shows odds in six formats. The brand names a Tobique Gaming Commission e-gaming licence (No. 0000002), holder Novatrix SRL. The Tobique licence gives no right to take bets from people in New Zealand and the New Zealand regulator cannot enforce Tobique terms against a brand refusing to pay a New Zealand customer. A New Zealand punter using Rooster.bet is on the same footing as one using Alawin: the brand’s menu against the absence of a New Zealand framework.

For the punter who wants the bonus-led structure of a Predictions section on top of a sportsbook and is comfortable that the licence is Tobique, Rooster.bet provides what it provides. It does not carry the New Zealand harm-minimisation framework.

Winz.io — offshore sportsbook with a sports bonus programme, no New Zealand authorisation

Winz.io runs a sports betting bonus promotion with separate Sportsbook T&C, Sports Rules and Bonus Terms and Conditions pages, and the brand names Anjouan and Tobique licences held by Novatrix SRL. None of those licences authorises the brand to take bets from people in New Zealand. The same risk profile applies as on the other offshore brands reviewed here.

For a punter who values a clearly separated set of sportsbook terms over the merged casino-and-sports terms a TAB NZ player gets, Winz.io is one option.

BillyBets — offshore casino-and-sportsbook, no New Zealand authorisation

BillyBets runs a casino and a sportsbook under one account, with the sportsbook covering football, tennis, table tennis, basketball, ice hockey, American football, baseball, combat sports, esports, virtual sports and live betting. Cashback and reload bonuses on sports are listed, and a coin shop turns coins from depositing, betting, tournaments and challenges into free bets and free spins; the VIP programme has five levels. No licence that applies in New Zealand is named on the operator’s site.

For a punter who wants the casino-and-sports bundle under one wallet and is comfortable that the licence is not a New Zealand one, BillyBets is one option. The breadth of the bonus structure is the brand’s pitch; the absence of the New Zealand framework is the cost.

Glorion — offshore sportsbook with entertainment markets, no New Zealand authorisation

Glorion offers pre-match and live betting, virtual sports, horse racing and esports, with markets grouped into popular, niche, indoor and outdoor sports plus entertainment events such as award shows and elections. No licence that applies in New Zealand is named on the operator’s site. The entertainment markets — award shows and elections — are not on the TAB NZ programme and are not lawful for a New Zealand operator to take under the current statutes.

For a punter who wants to bet on entertainment outcomes and accepts that the brand has no New Zealand authorisation, Glorion is one option.

Roobet — offshore crypto sportsbook, Curaçao licence, no New Zealand authorisation

Roobet’s sportsbook covers soccer, basketball, tennis, Counter-Strike, FIFA, baseball, ice hockey, MMA and table tennis, and the brand’s terms require players to be 18 or older. The Curaçao licence (OGL/2024/687/0427), held by Raw Entertainment B.V., gives no right to take bets from people in New Zealand. The crypto rails the brand prefers are typical of an operator serving a cross-jurisdictional customer base rather than a single market.

For the punter who wants to bet in crypto and is comfortable with a Curaçao licence, Roobet is one option; yet the operator’s terms do not align with the New Zealand consumer protection standards.

Rabona — offshore sportsbook, Curaçao licence, no New Zealand authorisation

Rabona launched on 23 December 2019 as the sixth online sportsbook of the Soft2Bet group, with a Curaçao licence named on the operator’s site. The Curaçao licence does not extend to New Zealand. A New Zealand customer on Rabona carries the same Department of Internal Affairs-published risks as any other offshore punter here.

For a punter who wants the Soft2Bet group’s sportsbook structure and accepts that the licence is Curaçao, Rabona is one option. For the New Zealand framework, the brand does not reach it.

Millioner — offshore sportsbook, no New Zealand authorisation

Millioner’s sportsbook offers pre-match and live events on football, tennis, table tennis, basketball, ice hockey, American football and baseball, with separate Live Betting and Virtual Sports sections. The brand is on the same footing as the other offshore brands reviewed here.

For a punter who wants a separated Live Betting and Virtual Sports layout and accepts the offshore terms, Millioner is one option. For the New Zealand framework, the brand does not reach it.

How the margin on a New Zealand bet works

The “100% bonus” headline that decorates an offer is paid for out of the margin the bookmaker keeps inside every price. The margin is the share of every dollar bet that the bookmaker expects to keep, before any promotional credit, bonus or boosted-odds token is layered on top. It is not the punter’s loss on a single bet — a single bet either wins at the price offered or loses the stake — but the average loss across many bets at the same price.

The arithmetic is plain on a two-way market. Take an illustrative match priced at decimal odds 1.90 and 1.90 on either side. The payout share of a unit bet on either outcome, averaged across the two outcomes, is 1 ÷ (1/1.90 + 1/1.90) = 1 ÷ (0.5263 + 0.5263) ≈ 0.95, or 95%. The margin is 1 − 0.95 = 0.05, or 5%. That is the bookmaker’s expected take on every unit bet on this market before any bonus is paid.

The same arithmetic on a three-way 1X2 market — home, draw, away — at illustrative prices of 2.10 / 3.40 / 3.60 gives a payout share of 1 ÷ (1/2.10 + 1/3.40 + 1/3.60) = 1 ÷ (0.4762 + 0.2941 + 0.2778) ≈ 0.9533, or 95.33%, and a margin of about 4.67%. The range across both markets, given the figures used, sits between roughly 4.5% and 5%. Real TAB NZ margins on the day’s events vary by sport and market, and the calculation above is an illustration of the formula, not a quote of TAB NZ’s margin on any specific event.

Two consequences follow. The first is that any “boosted odds” offer, “free bet” credit or “100% bonus” is funded out of the same margin that is already sitting inside the price. A bookmaker offering a token on top of the price is paying that token out of margin, not out of pocket; the punter’s long-run expected loss is still set by the margin, with the token moving some of that loss into a different pocket (the bonus balance) rather than cancelling it. The second is that a punter comparing two bookmakers on the same event looks at the price first — the margin is built into it — and treats the bonus as a separate question. A bookmaker offering 1.85 on a side with a “100% bonus” is not offering a better deal than a bookmaker offering 1.91 on the same side; the price is the bigger lever, and the bonus is a smaller lever that sits on top.

The two operators covered in this page that are licensed to take a New Zealand bet — TAB and Betcha — both run on TAB NZ’s pricing, because they are the same operator. The eight offshore brands run on their own pricing on their own licences. The margin the New Zealand punter pays is the margin on the brand they bet with, and the formula above is the way to read it.

Frequently asked questions

Which bookmaker may lawfully take sports and racing bets in New Zealand?

Since 28 June 2025, only TAB NZ may offer racing and sports betting to a person in New Zealand, under section 74AAA of the Racing Industry Act 2020. TAB NZ operates two online brands: TAB and Betcha. There is no licence to apply for and no register of bookmakers, because the law gives that role to one operator. The Department of Internal Affairs told other operators serving New Zealand customers to withdraw with immediate effect.

How is the return on a bet worked out from the stake and the odds?

For a single bet at decimal odds, the return on a win is the stake multiplied by the odds, and the net profit is the stake multiplied by (odds minus one). A $10 bet at 2.50 returns $25 total, of which $15 is profit; the $10 stake is returned with the win. For a combination bet — a multi — the odds of each leg multiply into one price, and the stake is multiplied by that combined price to give the return.

What is the bookmaker’s margin and how can it be seen in the odds?

The margin is the share of every dollar bet that the bookmaker expects to keep across all outcomes of a market, on average. On a two-way market priced at 1.90 / 1.90, the payout share is about 95% and the margin is about 5%. A punter who sees tighter prices — 1.95 / 1.95, say — is looking at a market with a smaller margin and a better expected return across many bets. The margin is not visible in any single price; it is a property of the full set of prices on one market.

What does a player lose by betting with a bookmaker that has no New Zealand licence?

The Department of Internal Affairs names three risks for offshore operators: minimal consumer safeguards, possible non-return of unspent credits, and possible non-payment of large wins. The New Zealand regulator cannot enforce a Curaçao, Anjouan or Tobique licence against a brand refusing to pay a New Zealand customer. Safer-gambling tools — deposit limits, time-outs and self-exclusion — are not part of the New Zealand harm-minimisation framework on those brands, and the Gambling Helpline and Safer Gambling Aotearoa are not connected to them.

From what age can bets be placed with TAB NZ, and what is checked when opening an account?

The age for betting with TAB NZ is 18; section 89 of the Racing Industry Act 2020 makes it an offence to bet under 18. Land-based casinos in New Zealand are 20, and the two ages are not the same. Opening a TAB NZ or Betcha account requires a verified New Zealand address and identity, and the verification step is what enforces the age rule in practice.

Are betting winnings taxed in New Zealand?

Recreational gambling winnings are generally not taxable for a New Zealand player, and prize money from TAB horse, dog and trotting races is not taxable. A person who bets as a business is a different case and is to consult Inland Revenue or an accountant. The operator side is separate: TAB NZ pays a Problem Gambling Levy of 0.74% on betting revenue, and offshore operators supplying New Zealand residents pay online gambling duty of 12% of profits from 1 July 2024, rising to 16% from 1 January 2027; paying tax does not make an offshore offer lawful under section 74AAA.

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