Single premium tenyear (or longer) latent defects insurance indemnifying the owner against physical damage to the premises caused by an inherent defect in the design, materials, or construction of the structure. Cover includes remedial work when an inherent defect threatens the stability of the building. Subsidence, heave and landslip are covered if accompanied by damage to the structure. Insurers paying claims may acquire subrogation rights against any contractor or professional otherwise liable for the defect. The policy is assignable by the insured to new owners.