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Commercial new-build insurance for builders
Commercial new-build projects can carry contract works, plant, subcontractor, site security, temporary works and public liability exposures that need more than a basic builder policy.
Insurance for Commercial New-Build Builders
Builder commercial new insurance is designed for building contractors working on new commercial premises, including offices, industrial units, warehouses, retail units, hospitality spaces, schools, healthcare premises and mixed-use commercial developments. The cover conversation usually needs to reflect project values, contract works, plant, materials, employees, subcontractors, site controls and client contract requirements.
This page is distinct from commercial alteration and repair insurance because the main exposure is new construction, partially completed works and site management rather than work around existing or occupied premises.
Who This Page Is For
- Builders carrying out commercial new-build projects, extensions to commercial sites or ground-up construction work.
- Small and mid-sized building contractors delivering offices, units, warehouses, shops, workshops and mixed-use developments.
- Contractors using employees, labour-only subcontractors, bona fide subcontractors, tools, plant, temporary works and hired-in equipment.
- Businesses that need evidence of cover for developers, project owners, funders, principal contractors or commercial clients.
What Cover Can Include
- Public liability for injury or property damage involving visitors, neighbouring property, third parties or site operations.
- Employers' liability for employees, labour-only subcontractors and supervised workers.
- Contract works cover for the new build, temporary works, materials on site and partially completed structures.
- Tools, owned plant, hired-in plant, site huts, welfare units, legal expenses, commercial vehicle and optional professional indemnity where design or advice is involved.
Why Commercial New-Build Work Is Different
Commercial new-build projects can involve larger contract values, several subcontractor packages, temporary works, cranes or plant, site security, staged payments, practical-completion dates and stronger contract conditions. Damage before handover can create reinstatement costs, delay costs and disputes over who is responsible for the works, materials and site property.
Underwriting Questions
- What type of commercial buildings are constructed?
- What are the usual and maximum contract values?
- Are subcontractors, temporary works, cranes, excavation or structural works involved?
- Who is responsible for contract works, materials and site security?
- Do contracts require specific liability, contract works or professional indemnity limits?
Contract Works and Materials
Contract works cover can protect partially completed construction, temporary works and unfixed materials against insured damage before completion. It is often central to commercial new-build insurance because the value at risk changes as the project progresses.
Subcontractors and Site Control
Insurers usually want to understand labour setup, subcontractor checks, RAMS, plant use, hot works, site security, perimeter controls and who is responsible for defects, damage, delay and handover obligations under the contract.
BUILDER COMMERCIAL NEW INSURANCE FAQS
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What does builder commercial new insurance cover?
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Is this different from commercial alteration and repair insurance?
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Do commercial new-build builders need contract works cover?
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What information helps insurers quote?

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