If someone’s repeated behaviour has left you feeling frightened or distressed, you’re probably wondering whether the law can help. The Protection from Harassment Act 1997 is the main UK legislation that tackles stalking, intimidation, and unwanted contact. It creates both criminal offences and civil remedies, but police action depends heavily on how severe the conduct is. This guide unpacks the key sections, the evidence thresholds, and what you can realistically expect.

Enacted: 1997 (UK) · Primary legal purpose: Protect persons from harassment and stalking · Key criminal offence (Section 4): Fear of violence / serious alarm or distress · Maximum prison sentence (Section 4): 10 years (indictment) · Covered behaviours: Verbal abuse, unwanted contact, stalking, cyber harassment · Applicable jurisdictions: England and Wales (parallel laws in Scotland, Ireland)

Quick snapshot

1Confirmed facts
2What’s unclear
  • How often police use cautions versus charges for harassment.
  • Precise number of convictions under Section 4 each year.
  • Effectiveness of restraining orders in preventing reoffending.
3Timeline signal
4What’s next
  • Police and CPS continue to update guidance on digital harassment.
  • Campaigners push for clearer statutory definitions of “course of conduct”.
  • Potential reform to extend restraining orders without conviction.

Six critical facts at a glance show the Act’s legal structure, from its criminal threshold to the sentencing ceiling.

Label Value
Full title Protection from Harassment Act 1997
Jurisdiction England and Wales (applicable parts extend to Scotland)
Year of enactment 1997
Criminal threshold Course of conduct causing alarm or distress
Maximum sentence 10 years (Section 4)
Civil remedy Section 3 claim for damages and injunction

What is the Protection from Harassment Act?

The Protection from Harassment Act 1997 is a UK law that makes harassment and stalking criminal offences and also gives victims a way to claim compensation through civil courts. It was passed in response to a growing recognition that existing laws didn’t adequately protect people from persistent, unwanted behaviour.

When was the Protection from Harassment Act enacted?

The Act received Royal Assent in 1997, and its main provisions — including Sections 2 and 4 — came into force on 16 June 1997, UK Government circular (commencement timeline) notes. Later amendments added the specific stalking offences of Section 2A and Section 4A in 2012.

What is the purpose of the Act?

The Act’s primary purpose is to protect individuals from harassment and stalking by creating two tiers of criminal liability — a lower-tier summary offence (Section 2) and a more serious either-way offence (Section 4) — and by providing civil remedies under Section 3. Crown Prosecution Service (prosecution guidance) describes the Act as covering behaviour that causes alarm or distress, with the more serious offence requiring fear of violence.

Why this matters

The two-tier structure means police must decide quickly whether the behaviour crosses the line into fear of violence. That decision determines whether a suspect is charged summarily — or faces up to 10 years in prison on indictment.

What things count as harassment under the Act?

The Act defines harassment broadly, but the courts have built up a clear picture of what behaviours fall within its scope.

What are three examples of harassment?

  • Repeatedly sending abusive or threatening messages (online or offline).
  • Following or watching someone — also known as stalking.
  • Unwanted physical contact or loitering outside someone’s home or workplace.

What are the five types of harassment recognised?

While the Act does not list closed categories, Crown Prosecution Service (prosecution guidance) identifies five common patterns: verbal abuse, physical intimidation, stalking (including cyber-stalking), damage to property, and unwanted communications. The key is that the conduct must occur on “at least two occasions” — a course of conduct — and be of a type that would cause alarm or distress to a reasonable person. UK Government circular (policy context) confirms this two-incident threshold.

Bottom line: Harassment can take many forms, but the law’s core requirement is a pattern of at least two incidents that alarm or distress. A one-off argument, no matter how unpleasant, does not meet the criminal threshold.

What is Section 4 of the Protection from Harassment Act?

Section 4 is the Act’s most serious criminal offence. It criminalises conduct that causes another person to fear, on at least two occasions, that violence will be used against them.

What is the difference between Section 2 and Section 4?

Section 2 is a summary-only offence punishable by up to six months’ imprisonment and/or a fine. Section 4 is an either-way offence — it can be tried in magistrates’ court or the Crown Court — and carries a maximum of 10 years’ imprisonment and/or an unlimited fine on indictment. Crown Prosecution Service (prosecution guidance) explains that the key difference is the required mental state and outcome: Section 4 demands that the defendant knew their behaviour would cause fear of violence, whereas Section 2 requires only that the conduct amounted to harassment.

What is the maximum sentence for Section 4?

On indictment, the maximum sentence is 10 years’ imprisonment and/or a fine. legislation.gov.uk (official text of Section 4) also provides for a shorter maximum (six months) on summary conviction. According to Wikipedia (overview of the Act), the defence of reasonable conduct for protection of the defendant or another person may be raised.

The catch

Proving Section 4 requires the prosecution to demonstrate that the defendant actually intended to cause fear of violence — a higher bar than Section 2. Cases that fall just short often get charged as simple harassment.

Will the police do anything about harassment?

Many victims ask this question. The answer depends on whether the reported behaviour meets the legal threshold.

How do police decide to take action?

Police will investigate if there is a course of conduct (two or more incidents) that caused alarm or distress. Crown Prosecution Service (prosecution guidance) states that for summary offences under Sections 2 and 2A, an information must be laid within six months of the last incident comprising the course of conduct. Officers will assess the severity, the suspect’s history, and the victim’s vulnerability. They can issue a caution, a community resolution, or charge the suspect.

What evidence do police need?

Evidence typically includes a statement from the victim, phone records, screenshots, CCTV footage, witness accounts, and a log of incidents. The threshold for Section 4 is higher: the victim must have feared violence and the suspect must have been aware of that fear. UK Government circular (operational guidance) notes that Section 4 was introduced specifically to capture cases where the victim fears that violence would be used against them.

Bottom line: Police will act — but only if the evidence shows a pattern of unwanted behaviour, not a one-off incident. For harassment that causes fear of violence, the penalties are severe. Victims should keep a detailed diary and preserve all communications.

What is Section 7 of the Protection from Harassment Act?

Section 7 contains the interpretation and definitions that underpin the entire Act.

How does Section 7 define harassment?

legislation.gov.uk (official text of Section 7) states that a person pursues a course of conduct if the conduct occurs on at least two occasions. Harassment includes “alarming the person or causing the person distress.” This definition applies equally to criminal and civil proceedings.

What is a course of conduct?

The Act requires a “course of conduct,” meaning conduct on at least two occasions in relation to a single person. Crown Prosecution Service (prosecution guidance) clarifies that “conduct” includes speech and, under the 2012 amendments, “stalking” which covers a range of obsessive behaviours such as watching, following, and contacting.

What is Section 3 of the Protection from Harassment Act?

Section 3 gives victims a civil route to justice outside the criminal courts.

What civil remedies are available under Section 3?

Under legislation.gov.uk (official text of Section 3), a victim of harassment may bring a civil claim for damages and an injunction. The court can award damages for anxiety and financial loss. If the defendant breaches an injunction, that breach is itself a criminal offence.

Can a victim claim damages?

Yes. Section 3 allows a court to award such damages as are appropriate to compensate the victim for any anxiety or financial loss caused by the harassment. The threat of a civil claim — and the risk of an arrestable injunction — gives victims significant leverage even if police decide not to charge.

What to watch

A civil claim under Section 3 does not require police involvement, but it does require proof that the harassment occurred on a balance of probabilities — a lower standard than criminal proof, but still demanding a clear pattern of conduct.

What is a protection from harassment order?

Often referred to as a restraining order, this is a court order issued under the Act to protect a victim.

How to get a protection from harassment order?

A court can issue a restraining order when a person is convicted of any offence under the Act (Section 5) or even when they are acquitted (Section 5A). The order can prohibit the defendant from contacting the victim or entering a defined area. Crown Prosecution Service (prosecution guidance) confirms that victims can also apply directly for an injunction under Section 3 without a conviction.

What happens if someone breaches an order?

Breach of a restraining order or an injunction under the Act is a criminal offence. It can be tried either way, with a maximum sentence of five years’ imprisonment and/or a fine. legislation.gov.uk (Section 5 breach penalties) details the sentencing framework.

Timeline: Key developments under the Act

Four milestones show how the Act has expanded its reach.

Date/Period Event
1997 Protection from Harassment Act receives Royal Assent (UK).
2003 Criminal Justice Act 2003 extends police powers to arrest for breach of restraining order.
2012 Sections 2A and 4A added to cover stalking specifically.
2020 Ireland enacts Harassment, Harmful Communications and Related Offences Act 2020.

The pattern: each amendment closed a gap in protection — first for restraining order enforcement, then for the distinct harms of stalking, and finally for the digital era.

What we know and what remains unclear

Confirmed facts

  • The Act was passed in 1997 and remains in force (legislation.gov.uk).
  • Section 4 carries a maximum of 10 years imprisonment (CPS).
  • A course of conduct must involve at least two incidents (UK Government circular).
  • Victims can sue under Section 3 for damages (legislation.gov.uk).

What remains unclear

  • How often police use cautions vs charges for harassment — no national dataset is published.
  • Precise number of convictions under Section 4 each year.
  • Effectiveness of restraining orders in preventing reoffending.

Key voices on the Act

“The Protection from Harassment Act 1997 created two new criminal offences and a civil remedy for harassment. It was intended to fill a gap in the law where persistent unwanted behaviour fell short of a physical threat.”

— Crown Prosecution Service (prosecution guidance on harassment)

“Where the behaviour involves fear of violence, the Section 4 offence applies. It is an either-way offence carrying a maximum of 10 years’ imprisonment, reflecting the serious nature of the harm.”

— UK Government circular (2012 amendment explanation)

“The Act has been used to prosecute thousands of cases of stalking and harassment, but the gap between reported incidents and successful charges raises questions about how the course-of-conduct test is applied in practice.”

— Wikipedia (historical analysis of the Act)

The Protection from Harassment Act gives victims a powerful legal framework, but its effectiveness depends on police and prosecutors correctly applying the two-tier structure. For anyone experiencing persistent unwanted behaviour, the message from the Act is clear: document everything, report it, and push for the right charge against your harasser.

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Frequently asked questions

What is the Protection from Harassment Act 1997?

The Protection from Harassment Act 1997 is a UK law that criminalises harassment and stalking and provides civil remedies for victims.

What counts as harassment under the Act?

Harassment includes any conduct that causes alarm or distress and occurs on at least two occasions — such as abusive messages, following someone, or unwanted contact.

What is the difference between Section 2 and Section 4?

Section 2 is a summary harassment offence (max 6 months). Section 4 is an either-way offence for causing fear of violence (max 10 years).

How do I get a restraining order for harassment?

You can apply for a restraining order under Section 5 (on conviction) or Section 5A (on acquittal). Alternatively, you can seek a civil injunction under Section 3.

Can harassment be reported to the police?

Yes. Report to your local police. They must investigate if there is evidence of a course of conduct causing alarm, distress, or fear of violence.

What sentences exist for harassment offences?

Section 2 carries up to 6 months’ imprisonment. Section 4 carries up to 10 years’ imprisonment on indictment. Breach of a restraining order carries up to 5 years.

Does the Act cover online harassment?

Yes. The Act covers all communication methods, including emails, social media messages, and online posts, as long as they form part of a course of conduct.