Category: Clauses & wordings · Reviewed by Amy Price, Account Executive · Last reviewed June 2026
“Professional Services” defines the activities the insured carries out for clients that are insured under a professional indemnity (PI) policy — getting the wording right is the single most important task in placing PI cover.
The Professional Services definition is the operative scope clause of every professional indemnity policy. It identifies the work the insurer has agreed to underwrite. Liability arising out of activities falling within the definition is covered (subject to other terms); liability arising out of activities outside the definition is not.
Two drafting approaches dominate the UK market. The first is the generic descriptive approach: “Professional Services means the professional services described in the schedule and provided by or on behalf of the Insured for or on behalf of clients in the course of the Business”. The schedule then lists those services in narrative form (for example, “civil and structural engineering design, contract administration and expert witness work”). The second is the trade or RICS/ICE/RIBA designation approach, which incorporates the standards of a recognised professional body.
A good definition does three things. It captures all current revenue-generating activities. It captures ancillary services that flow from those activities (training, advice, recommendations, supervision, certification). And it expressly excludes activities the insurer has not priced (often manual labour, manufacture, sale of goods, design-and-build risk, financial advice or any regulated activity under FSMA 2000).
The definition also interacts critically with retroactive cover and the run-off period. PI is a claims-made cover (see J Rothschild Assurance v Collyear [1999] CLC 999). The Professional Services definition operative at the date the claim is made is what counts — not the definition in force when the work was performed. This means a narrowing of the definition at renewal can leave historic exposures uninsured even though the work itself was acceptable when done. This is why brokers should resist mid-policy narrowing without consideration.
PI is not generally subject to a single statutory wording in the UK, but several frameworks shape what “Professional Services” must mean.
The Financial Services and Markets Act 2000 (FSMA) regulates a closed list of activities. A firm whose Professional Services definition includes “financial advice” without specifying the FSMA permissions held will face coverage disputes if the advice strays into a regulated area. The FCA’s Senior Management Arrangements, Systems and Controls (SYSC) and Conduct of Business (COBS) regimes prescribe minimum PI requirements for regulated firms.
Mandatory PI is imposed on solicitors by the SRA Indemnity Insurance Rules (Minimum Terms and Conditions), on chartered accountants by ICAEW PII Regulations, on architects by the ARB Code (Standard 8), on barristers by the BSB Handbook (rC76), on insurance intermediaries by the FCA SUP 13 and the Insurance Distribution Directive (retained EU law, implemented in MIPRU 3), on RICS-regulated surveyors by the RICS Minimum Wording, and on financial advisers by IPRU-INV 13. Each professional body’s minimum terms prescribe core elements of the Professional Services definition.
The Insurance Act 2015 duty of fair presentation (sections 3 to 5) applies. An insured who fails to disclose the actual scope of services performed risks the proportionate remedies under section 8 and Schedule 1. The definition of professional services is the most common area of dispute under section 3.
Case law on scope of cover under PI policies includes Wimpey Construction (UK) Ltd v Poole [1984] 2 Lloyd’s Rep 499 on professional standard of care, and Lloyds TSB General Insurance v Lloyds Bank Group Insurance [2003] UKHL 48 on aggregation, both of which interact with the scope clause. AIG Europe Ltd v Woodman [2017] UKSC 18 confirmed that PI aggregation language must be construed in light of the type of professional service supplied.
In practice the Professional Services definition shapes underwriting, claims handling and renewal in three predictable ways.
At placement, the broker should request a written description of every fee-earning activity the firm carries out, then test that description against the proposed wording. A common failure mode is the firm whose schedule says “civil and structural engineering” but who in fact carries out site investigation, environmental assessment, project management and design-and-build packages. Each of those carries different risk profiles and may need express wording. The broker should also identify activities the firm consciously does not perform (often manual labour, retail sale of products, manufacturing) and ensure they are excluded so as not to inflate premium.
In claims handling, the first question coverage counsel will ask is “was this work within the Professional Services definition?”. Three common dispute areas arise:
Project management or contract administration. Where an engineer or architect oversees works on site, is that “professional services” or “contracting”? The standard answer is that supervision and administration done in a professional capacity (typically against a fee scale) is professional; physical works are not.
Recommendations to use specific products or contractors. When a professional recommends a product that later fails, the question is whether the recommendation is part of advisory services (covered) or selling/distributing (often excluded).
Design-and-build. This is a classic gap. A design-and-build contractor takes design risk and construction risk in one package. PI policies typically exclude design liability assumed by contract beyond reasonable skill and care, leaving the firm exposed to fitness-for-purpose warranties.
Claims handlers also look at the scope clause to confirm that ancillary advice — typically given by email or in meetings — is covered. The phrase “advice, recommendations, designs, drawings, plans, specifications, reports, certificates, surveys, valuations, project management and contract administration” appears in well-drafted UK PI wordings precisely because each of these activities has been the subject of a coverage dispute.
For renewal, the broker should re-examine the definition annually because business mixes change. A small architecture practice taking on its first design-and-build project, or a consultancy adding a regulated investment activity, can fall outside cover overnight.
Schedule-led definition: the policy defines Professional Services by reference to the activities listed in the schedule. The most flexible and most common form for SME PI. The risk is over-narrow drafting.
Profession-defined: the definition incorporates the work of a particular profession (“the profession of chartered surveyor”) by reference to the standards of a recognised body (RICS, ICAEW, etc.). Common in mandatory PI for regulated professions.
Minimum Terms and Conditions (MTC): for solicitors, the SRA MTC define the scope by reference to the firm’s “Practice”, which is itself defined extremely broadly to capture all activities of any partner, director, member, owner, employee or consultant. This is a deliberately broad approach.
Trade-specific extensions: design-and-build cover, manufacturing supplements, IT services extensions and management consultancy supplements all extend a base PI definition to additional services. Each requires careful drafting.
Ancillary services clause: a sweep-up extension covering “all other activities of a professional nature undertaken by the Insured in the course of the Business”. Insurers vary in willingness to grant this.
Specifically excluded services: financial advice (unless FSMA authorised), manual work, manufacture, sale of goods other than incidentally, criminal acts, certain professional capacities (such as trustee or director of clients’ companies).
Apex Engineers LLP, a 25-strong civil and structural engineering consultancy, holds a PI policy with limit £5m. The Professional Services definition reads: “civil and structural engineering design, project management and contract administration”.
In 2025 the firm wins a design-and-build framework worth £2m in fees. Under the framework, the firm takes responsibility for design and engages sub-contractors to construct. In November 2026 a structural failure occurs at one of the projects. The remedial cost is £1.4m. The client claims under the contract, which contains a fitness-for-purpose warranty.
The PI insurer accepts coverage for the engineering design liability (negligence on professional skill and care) but declines the additional liability arising from the fitness-for-purpose warranty, on the grounds that (a) the design-and-build construction activities are not within the scope of “civil and structural engineering design, project management and contract administration”, and (b) the policy excludes liability assumed under contract beyond reasonable skill and care.
The firm is left with a coverage gap of approximately £600,000. Had the broker negotiated a design-and-build extension at renewal (typical additional premium £8,000–£15,000), the loss would have been recovered. The lesson: track changes in business mix and update the Professional Services definition before a claim arises.
By Matt Bartlett, Director, on 2026-06-11. Next review: 2026-12-11.
SEO meta: - Title: Definition of Professional Services | UK Insurance Wiki | Apex Insurance Brokers - Slug: /wiki/definition-of-professional-services/ - Schema: DefinedTerm + Article + BreadcrumbList
This entry is part of the Apex Insurance Wiki. Last reviewed by Matt Bartlett on 2026-06-11. Apex Insurance Brokers Limited, FCA FRN 724952, Companies House 07014570. Not regulated advice — consult your broker on your specific position.
Apex Insurance Brokers serves UK professional services firms and commercial businesses. Call 0117 325 0027, email hello@apexinsurancebrokers.co.uk, or request a quotation.
Get a quote