The solo consultant – freelance, contracting, or portfolio – is the modal buyer of professional indemnity in Britain, and the market prices accordingly: this is the cheapest, most competitive corner of business insurance, with strong online products and genuine choice.
Buy £1m PI before your first contract asks for it, read the insurance clause in every contract you sign, and keep cover continuous – the claims-made trap catches consultants who lapse between gigs. Then check your policy schedule actually names your specialism: "consultant" is what you are; the schedule is what you're covered as. Running a consulting firm with staff and associates? See our consultancy-firm guide – the exposures change.