Section 42: The Law That Makes a Bet a Crime

The prosecutions arising from bets placed on the date of the 2024 general election have produced a rare thing: a live, public test of section 42 of the Gambling Act 2005. Fourteen people have been charged. Two have pleaded guilty. The remaining trials are listed for September 2027 and January 2028.

What section 42 actually says

The charge is cheating, contrary to section 42(1)(a) of the Gambling Act 2005. The section makes it an offence to cheat at gambling, or to do anything for the purpose of enabling or assisting another person to cheat.

The drafting is unusually wide. Cheating under section 42 expressly includes "actual or attempted deception or interference in connection with the process by which gambling is conducted" or "a real or virtual game, race or other event or process to which gambling relates". It does not require the person to have won anything. It does not require a victim to have lost anything identifiable. And, notably, it does not require dishonesty to be proved in the way most fraud offences do.

That breadth is why a bet placed with knowledge the bookmaker did not have can fall inside a criminal offence rather than being merely sharp practice.

It is not insider trading, and the difference matters

The comparison everyone reaches for is insider dealing in financial markets, and it is misleading. Insider dealing law is built around a defined class of inside information relating to securities, with specific regulated persons and specific disclosure regimes.

Section 42 has none of that architecture. It does not define categories of information or classes of person. It asks a simpler and broader question: was there deception or interference in connection with the gambling process?

The practical consequence is that section 42 can reach conduct that no financial-markets analogy would cover, and reach people who have no regulated status whatsoever. You do not need to work in gambling to commit it.

Why the election case is a useful illustration

Betting on politics is entirely legal. Bookmakers price election markets openly and thousands of people bet on them. What is alleged in these cases is something narrower: that bets were placed by people who knew the election date before it was public, on a market whose whole purpose was to price uncertainty about that date.

The market existed because nobody was supposed to know. A bet placed by someone who did know is not a prediction; it is, on the prosecution's case, a transaction with the outcome already determined on one side. That is the interference the section describes.

Two defendants have pleaded guilty, with one sentencing listed at Southwark Crown Court on 23 October. The remaining twelve are yet to be tried and are entitled to the presumption of innocence until that happens.

Where this touches ordinary bettors

Most people will never come close to section 42. But the parts of it that reach further than expected are worth knowing.

The section covers assisting another person to cheat. Passing information to someone who then bets on it is within the wording, whether or not you bet yourself and whether or not you profit.

It applies to any gambling, not to any particular sport or market. Sports, politics, novelty markets, anything a licensed operator prices.

And it is criminal law, not a regulatory matter. The Gambling Commission investigates and prosecutes these cases itself, and they proceed in the criminal courts with the sentencing options that implies. This is not an account closure or a voided bet; it is a conviction.

Who prosecutes, and what the penalty is

One detail that surprises people: the Gambling Commission investigates and prosecutes these cases itself. It is not a matter referred to the police and handed to the Crown Prosecution Service. The Commission is a prosecuting authority in its own right for offences under the Act, and it runs these cases in the criminal courts directly.

That is why the timelines look the way they do. The election case has produced fourteen charges, two guilty pleas, one sentencing listed for 23 October at Southwark Crown Court, and trials for the remaining defendants listed into September 2027 and January 2028. Criminal proceedings at that scale take years, and a regulator running them absorbs a great deal of its own enforcement capacity.

A section 42 conviction is a criminal record. For anyone in a regulated profession, holding public office, or subject to vetting, the consequences reach well beyond any sentence imposed.

Where the line sits for a normal bettor

Plenty of profitable betting is entirely lawful and always has been. Building a model, spotting a market the bookmaker has priced badly, following a sport closely enough to know something the odds compiler does not — none of that is cheating. Skill and research are not interference.

The distinction the Act draws is between knowing more and knowing improperly. Information you worked out is yours. Information that reached you because of a position of trust, and that the market exists precisely because nobody was supposed to have, is the territory section 42 covers.

Most people never go near that line. The ones who do are rarely professional gamblers — they are people who happened to know something, and did not think of a bet as anything other than a bet.

The quiet lesson

Gambling regulation is usually discussed as consumer protection — limits, checks, self-exclusion, all of it pointed at keeping customers safe from operators and from themselves. Section 42 points the other way. It is the part of the Act that protects the integrity of the betting market itself, and it applies to the customer.

The test it sets is not "is this clever". Plenty of profitable betting is clever, and studying form, modelling probabilities and spotting a mispriced market are all entirely lawful. The test is whether the bet depended on information or interference that corrupted the process by which the odds were set.

That is a line most bettors will never approach. It is worth knowing it is there.

Sources

Every figure and date above is taken from these. They are primary sources — the regulator and the government, not other coverage.

• Two admit General Election betting offences, Gambling Commission
• Section 42 Cheating, Gambling Commission