Professional indemnity insurance for engineers answers for the financial consequences of a design, a calculation or an inspection that was wrong. The distinguishing feature of engineering exposure is time: a structural or services design can be tested by events many years after handover, long after the fee was paid and the file closed.
What the cover answers for
Negligent design, errors in calculation, inadequate specification, failure to advise, and errors in inspection or certification, together with the cost of defending any of it. The client's loss is the cost of putting the works right and of the consequences, which on a construction project is routinely a large multiple of the engineering fee.
The long tail, and what it means for continuity
Claims arising from building work can be brought long after completion, and a claims made policy only answers while it is live. That makes continuous cover with an unbroken retroactive date the single most important feature of an engineering practice's insurance, and it makes cancelling on closure a decision that exposes every project the practice ever did.
Collateral warranties and net contribution
Construction clients frequently require collateral warranties to funders and tenants, which extend who can claim. Net contribution clauses limit an engineer's share where several consultants contributed to a loss. Both affect the exposure the policy carries, and insurers ask about them, so the contracts and the policy should be read together.
What frameworks specify
Public sector and large private frameworks name a professional indemnity limit, sometimes require it to be maintained for a stated period after completion, and occasionally specify the insurer's financial strength. Those requirements outlast the project, which is another reason run off is a planned cost rather than an afterthought.
Questions people ask about professional indemnity insurance for engineers
Why does engineering need such long cover?
Because claims arising from building work can be brought years after completion, and a claims made policy only answers while it is in force.
What is a collateral warranty?
A contract giving a funder, purchaser or tenant a direct claim against the consultant. It widens who can sue and insurers ask about it.
Do frameworks require cover after completion?
Frequently, for a stated period. Plan for run off as a cost of finishing a project rather than a cost of closing the practice.
Does it cover a contractor's workmanship?
No. The engineer's policy answers for the design and the advice; the contractor's answers for the building.