Few risks unsettle a PR consultancy quite like a letter from a defamation specialist. The work itself is often perfectly competent; the timing is rarely convenient; and the question that follows immediately, somewhere between the partner reading the letter and the broker fielding the call, is whether the firm's professional indemnity policy is going to step in.
This guide walks through how UK defamation, libel and brand reputation claims actually find their way to PR consultants, what the law expects, how PI cover typically responds, and what a sensible firm does in the days and weeks after a complaint lands. It is a companion to our broader pillar guide on professional indemnity insurance for marketing and PR consultants, and it sits alongside our piece on contract and performance disputes for digital agencies.
Why PR work attracts reputational claims more readily than most
PR consultancies live in language. The output is statements, quotes, briefings, releases, social posts, opinion pieces, op-eds, crisis responses and reactive comments. Each of those is, in legal terms, a publication. Each of those carries the possibility of being read by a regulator, a competitor, an individual or a journalist who takes a different view of what was said.
Three structural features make the risk profile distinctive.
First, named third parties. Marketing copy often talks about a product. PR talks about people, companies, regulators, courts, sectors and rival positions. A press release that frames a competitor's recent results in a particular way is fundamentally different from a banner ad selling trainers.
Second, speed. Crisis communications and proactive PR work routinely operate on a same-day cycle. Draft, sign off, distribute, post. The natural compression of those steps reduces the time available for careful legal review, even where the consultancy has sensible processes in place.
Third, the client's appetite for tone. Some clients want robust, even confrontational, communication. PR consultancies that thrive in that space accept work that more cautious firms would decline. That is a legitimate commercial choice. It also produces a higher claims frequency over the long run, which underwriters know and price for.
The Defamation Act 2013 in plain language
UK defamation law sits primarily in the Defamation Act 2013, which reshaped a much older common law regime. The Act introduced a serious harm threshold, codified key defences and tightened the position on jurisdiction. For a PR consultancy, a handful of features matter most.
A statement is only defamatory if its publication has caused, or is likely to cause, serious harm to the reputation of the claimant. For a body that trades for profit, that translates to serious financial loss. The bar is meaningfully higher than it was before 2014, which means many older-style nuisance claims now struggle to get off the ground.
The Act preserves and clarifies the principal defences: truth, honest opinion and publication on a matter of public interest. Each has its own technical structure and each is fact-sensitive. A PR consultancy that frames a press release as fact when it is more accurately characterised as opinion can find the more flexible defence unavailable when it matters.
The Act also introduced a single publication rule, replacing the old rule under which every fresh download of an online article could reset the limitation clock. The limitation period is now one year from first publication, subject to the court's discretion to extend.
There are special rules for website operators, secondary publishers and slander. There is also a separate regime under the Malicious Falsehood doctrine, used where the content is not strictly defamatory but is alleged to be untrue and to have caused commercial harm. PR consultancies occasionally find themselves on the receiving end of both flavours.
None of this is legal advice. The point, for our purposes, is that defamation in the UK is a serious area of law with strict procedural and substantive features, and PR work sits squarely inside it.
Where PR consultancies typically get caught
Patterns repeat. The detail of any individual matter is always unique; the underlying triggers are not.
The competitor reference in a press release
A consultancy drafts a launch release that explains why the client's new product is superior to a named competitor's. The competitor disputes the characterisation. Where the comparison was approved by the client, the legal position is more nuanced than many clients realise: the agency drafted, the client signed off, but both may carry exposure depending on the contract and the facts. Defence costs run on both sides while liability is sorted out.
The reactive quote that overshoots
A client is in the news for the wrong reasons. The PR firm drafts a holding statement, then a more substantive response. In the iteration cycle, a sentence creeps in that characterises a regulator's position or a third party's conduct in stronger terms than the underlying facts support. The statement is issued. The third party takes objection. The consultancy can find itself joined into a complaint as the originator of the wording.
The off-record briefing that became on-record
A senior consultant briefs a journalist on background. The conversation includes commentary on individuals connected to a story. The journalist either treats the briefing differently from how the consultant remembers it, or the commentary leaks through unattributed channels. Reputational claims arising from briefings are harder to evidence and harder to defend, and they expose a different kind of risk to the more traditional written publication.
The social post under client account access
A junior member of the agency has scheduling access to the client's social channels. A post goes out that names an individual or a competitor in a way that draws a complaint. The client points to the agency's operational responsibility for the channel. The agency points to the briefing and approval trail. Both are right; both are exposed.
Crisis comms in a fast-moving incident
A client is in the middle of a genuine crisis. The consultancy drafts a sequence of public statements over twenty-four hours. One of them, made under genuine time pressure and on the basis of facts as they were understood in the moment, turns out to be inaccurate in a way that affects a third party's reputation. The crisis ends; the complaint arrives weeks later.
Influencer content and creator partnerships
A creator is briefed to talk about a category in a particular way. The on-camera execution drifts from the brief and includes a comparison or characterisation that draws a complaint. The contracting structure between agency, brand and creator determines who carries the exposure. Often, the agency is sitting between the parties when the letter arrives.
Republication and amplification
A consultancy retweets or reposts a third-party article that turns out to be defamatory. The defence of innocent dissemination is narrower than it sounds, particularly where the consultancy is acting in a professional capacity for a client.
How PI cover typically responds
Most modern UK professional indemnity policies written for marketing and PR firms include some form of defamation extension, often combined with cover for breach of confidence, intellectual property infringement and other media-specific perils. There are several structural points to look out for.
The extension typically responds to civil defamation claims arising from the insured professional services, subject to the policy terms and sub-limits. Deliberate defamation is not insurable: where a publication is made with knowledge of its untruth, or with recklessness as to the truth, cover is not available. That is not a quirk of the wording; it is a matter of public policy.
Defence costs are usually the largest element of a defamation matter, particularly where the claim does not progress to a full hearing. Whether those costs sit inside or outside the indemnity limit matters enormously. A £1m limit defending a serious claim, with defence costs running from within the limit, can be substantially eroded before any settlement is reached.
Sub-limits are common. Even where a policy provides a £2m or £5m overall limit, the defamation extension may carry a lower aggregate sub-limit. We check those carefully at every renewal and discuss them with the firm in light of the work profile.
Territorial scope matters. UK and EU is standard. Distribution into the US, where defamation law is structured very differently and where damages and costs can escalate quickly, requires explicit underwriter conversation.
Prior knowledge and notification rules are particularly strict for media-facing risks. Any circumstance that the consultancy is aware of, which might give rise to a defamation complaint, must be notified to the existing insurer before the policy ends. Trying to bring it forward to a new policy after renewal is a common cause of coverage disputes.
The broader question of how PI policies are structured for the sector is covered in the pillar guide, including the trade-offs between aggregate and each-and-every limits.
What to do in the first seventy-two hours
A defamation letter is unsettling. The temptation to engage in correspondence directly with the complainant or their solicitor, or to brief the client in stronger terms than the facts support, is best resisted.
The most useful early steps are usually these:
- Preserve all relevant material. Drafts, sign-off chains, email approvals, briefing notes, internal Slack or Teams threads, and the underlying source material that informed the publication.
- Notify the PI insurer through the broker. The wording will usually require notification of any circumstance, not just a formal claim.
- Do not respond substantively to the complainant or their solicitor until the insurer's panel position is clear.
- Brief the client carefully, on the basis of what is known rather than what is suspected, and with a view to maintaining the relationship through the resolution period.
- Quietly review whether the same exposure exists across other live accounts and whether any precautionary steps are warranted.
Speed of notification is often what makes the difference between a clean resolution and a coverage dispute. Brokers see this pattern repeatedly. A polite, prompt call beats a defensive late one almost every time.
Sizing cover for defamation exposure
A consultancy that does little or no comparative or reactive work, that operates almost entirely in B2B trade press, and that has a clear sign-off process, sits at a very different point on the defamation risk curve from a firm that handles high-profile consumer brands, regulated-sector challengers and reactive political comment.
When sizing the overall PI limit, with defamation in mind, factors that push the appropriate figure upwards include:
- A higher proportion of consumer-facing and high-profile work.
- Comparative campaigns and challenger-brand positioning.
- Regulated-sector clients in financial services, healthcare, gambling or food.
- Crisis communications and reputation management as a core service.
- International distribution, particularly into the US.
- Significant influencer and creator work where editorial control is shared.
We then look at where the defamation sub-limit sits within the overall structure, whether defence costs are in addition to or within the limit, and whether the territorial scope reflects how the firm's content actually travels.
Contracts, indemnities and where the risk really lands
Most of the difficult conversations in defamation matters end up in the same place: who indemnifies whom, and on what terms.
It is common for clients to push broad indemnities from the agency, requiring the agency to indemnify the client against any third-party claim arising from materials produced under the contract. It is equally common for agencies to push reciprocal indemnities from the client in respect of materials the client provided, facts the client asserted, or sign-offs the client gave. Where the contract was negotiated carefully, the position is usually workable. Where it was signed in haste or pulled from a generic template, the agency can find itself bearing risk that does not match its commercial position.
Two practical points are worth making.
First, the PI policy does not always follow a contractual indemnity in full. Many policies cover liability assumed under contract only to the extent of the liability that would have existed at law absent the contract. A contractual indemnity that goes beyond that may not be covered. Reading the policy and the contract together is essential.
Second, client sign-off does not by itself eliminate the agency's exposure to a third-party claim. The third party is not bound by the contract between agency and client. Sign-off matters between the agency and the client; it does not protect either from a defamation complaint by an outsider.
We routinely review draft contracts on this basis. Where the contractual position and the policy position are out of step, the time to fix it is before the work starts.
Frequently asked questions
Will my PI policy cover a defamation claim?
Where the policy includes a defamation extension and the alleged statement was made in the course of the insured professional services, cover is typically available subject to the policy terms, sub-limits, deductible and any specific exclusions. Deliberate defamation is not insurable. The detailed position will always depend on the wording and the facts.
Does it matter that my client signed off the press release?
It matters between the agency and the client, and it is usually relevant evidence in any subsequent dispute. It does not by itself protect the agency from a complaint brought by a third party referenced in the release. The third party is not a party to the agency's contract with its client.
What is the difference between defamation and malicious falsehood?
Defamation protects reputation. Malicious falsehood protects against false statements made maliciously that cause commercial harm, even where reputation is not directly affected. The two doctrines sometimes overlap and are sometimes pleaded together. Both can fall within the scope of a well-drafted media liability extension, subject to the wording.
How long do I have to worry about a publication?
The principal limitation period under the Defamation Act 2013 is one year from first publication, subject to the court's discretion to extend. Because PI cover is claims-made, the question of which year's policy responds is determined by when the claim is first made against you, not when the publication occurred.
What about US distribution?
US defamation law is structurally different from UK law and the costs and damages exposure can be significantly higher. Most UK PI policies are written with UK and EU territorial scope. If the consultancy's work routinely reaches US audiences, that should be discussed with the broker so the policy structure reflects the exposure.
Are influencer and creator-led campaigns covered?
Subject to the policy terms, cover typically extends to the consultancy's liability arising from campaigns it has briefed, including content delivered by creators, provided that the work falls within the insured professional services. The contractual structure between agency, brand and creator usually determines who carries which slice of the risk, so the contract should be reviewed alongside the policy.
What is the most useful first step if a complaint arrives?
Preserve the material, notify the insurer through the broker, and avoid substantive correspondence with the complainant until the panel position is clear. Late notification is a frequent cause of coverage disputes; early notification rarely is.
About Apex Insurance Brokers
Apex Insurance Brokers is a UK commercial insurance broker headquartered in Bristol, working with marketing, PR and digital consultancies across the country. We are authorised and regulated by the Financial Conduct Authority, Firm Reference Number 724952, and registered at Companies House under company number 07014570. To discuss professional indemnity cover or a current notification, contact us on 0117 325 0027 or email info@apexinsurancebrokers.co.uk. This guide is general information only and not regulated advice; cover is always subject to underwriter assessment, policy terms and conditions. Last reviewed May 2026.