Coverage for damaged exterior underground water, sewer, or utility lines.
Service-line coverage is protection for physical damage to underground exterior lines that provide services to the insured property, such as water, sewer, drain, power, or communication lines.
Many homeowners assume the line between the house and the street is either fully their problem or fully the municipality’s problem. In practice, responsibility and insurance treatment are more fragmented than that. Excavation, access, landscaping disturbance, and line repair can produce a significant bill even before anyone addresses interior water damage.
Canadian home insurers often offer service-line coverage by endorsement rather than as a prominent default part of the base home form. The term becomes important when a buried line cracks, collapses, or is punctured and the homeowner must pay to locate the damage, dig to access it, and repair or replace the affected section.
The coverage discussion usually sits beside, but not inside, ordinary water-damage wording. Interior damage caused by a covered plumbing failure may raise water escape issues. Water entering through drains may raise sewer backup issues. Service-line coverage focuses first on the damaged exterior line itself and the cost to reach it.
Tree-root intrusion causes a private sewer line between a home and the municipal connection to collapse. Wastewater backs up and the owner must excavate part of the yard to replace the damaged section. A service-line endorsement may address some or all of the exterior repair cost, while the interior cleanup is analyzed under separate water-damage wording.
Service-line coverage is not the same as building coverage. Building coverage usually focuses on the insured structure itself. Service-line coverage deals with buried infrastructure that serves the premises.
It is also not the same as sewer backup. Sewer backup describes a way water or sewage enters the home. Service-line coverage addresses physical damage to the buried line, whether or not a backup loss also follows.
Readers also sometimes assume the endorsement covers normal wear, corrosion, or every preventative repair. The actual wording often requires direct physical damage and may limit what surrounding property restoration is included.
Coverage limits, eligible line types, and repair-versus-replacement treatment vary by insurer. The policy may also distinguish between owned lines, shared infrastructure, municipal responsibility, and the cost to restore lawns, driveways, or walkways after excavation.