Is Sewage Backup Covered by Homeowners Insurance?

A basic homeowners policy typically covers sudden and accidental water damage from inside your home, like a burst pipe. Sewage backup is often treated differently. Many standard policies list it as an exclusion, meaning damage from backed-up sewer lines is not covered unless you have a specific endorsement.

An endorsement, sometimes called a rider, adds coverage for sewage backup and water backup through sewers or drains. You might also see coverage for sump pump failures. Your insurance company decides what is covered, so reading your policy declarations page is the first step.

• Review your policy's exclusions section
• Look for the words sewage backup or water backup
• Ask about adding an endorsement
• Check if your policy includes limited coverage by default
• Ask about coverage for sump pump failure

First, stop using water in your home to prevent more sewage from entering. Turn off the main water valve if you can locate it. Avoid touching contaminated water, and keep children and pets away. Open windows for ventilation, and call your insurance company to report the incident.

Document everything with photos and a written list of damaged items. Do not throw away anything until your insurance company has a chance to inspect. If you feel unwell, see a doctor. The pros can handle the cleanup and sanitation work, but your policy determines what your insurer pays for.

Maintenance is your sensible defense. Avoid flushing wipes, grease, or paper towels, which can clog pipes. Have a plumber inspect your sewer line periodically, especially if you live in an older home. Install a backwater valve on your main sewer line to stop sewage from flowing back into your home.

Keep tree roots away from your sewer lines, since roots can cause blockages. If you have a sump pump, test it regularly. Check your policy to see if you have coverage for these types of failures. Acting quickly after a backup limits damage and reduces the chance of mold growth.