Kansas City, Missouri

Who pays for sewer lateral repair in Kansas City?

Direct answer

The property owner is responsible for the sewer service lateral from the building to its connection with the public main, including the part in the street or public right-of-way. Kansas City law allows—but does not require—the KC Water Director to repair, rehabilitate, or replace a lateral or connection inside public right-of-way or a public easement when the Director finds it necessary or beneficial to the wastewater system. Follow the 311 and KC Water Investigations process before excavation.[2][1]

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Governing authorityKC Water

This page applies to Kansas City, Missouri and KC Water. It does not apply to Kansas City, Kansas or an independent suburban utility. Confirm the utility on the bill and the municipal address before using this process.

Editorially verified2026-07-29

Confirm time-sensitive details before work begins.

Most important next actionOpen a 311 case and let KC Water inspect the public main before private excavation; keep the case number for the plumber and Investigations.

Open KC Water's official process

Official contact: Kansas City 311 and KC Water · 311

Fast answer

Responsibility at a glance

Pipe segment	Likely responsible party	What the official sources say
House to property line	Property owner verified	KC Water defines the private service lateral from the public-main connection to the building plumbing and places maintenance and repair on the customer.[2][1]
Property line through right-of-way	Property owner; KC Water help is discretionary verified	The owner remains legally responsible. The KC Water Director may authorize City work in public right-of-way or easement but is not required to do so.[1]
Sidewalk or under-street section	Property owner unless KC Water affirmatively authorizes work verified	A complete blockage or line with no relief can be reviewed under KC Water's process, but being beneath pavement alone does not guarantee City repair.[2][1]
Connection to the public main	Property owner for the connection; City for the main verified	The 2022 ordinance expressly includes the lateral connection in the owner's continuing repair and maintenance responsibility, subject to discretionary Director authority in right-of-way or easement.[1][2]

Ownership, maintenance, initial payment, and reimbursement

Ownership-related repair and maintenance responsibility and initial payment remain with the property owner from the building through the lateral connection. KC Water's authority to perform selected right-of-way or easement work is discretionary and does not transfer that responsibility or guarantee reimbursement.[1][2]

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Important exceptions

The KC Water Director may—but is not required to—authorize work within public right-of-way or a public easement when it is necessary, appropriate, or beneficial to the wastewater system.[1]
KC Water's consumer guide identifies a complete blockage or a line with no relief as circumstances that can be reviewed after the customer follows the official sequence.[2]
KC Water first investigates and, as necessary, cleans the public main; the owner should not assume a backup is private before that step.[2]

The question most guides bury

Who pays when the problem is under the street?

Budget as owner responsibility even when the failure is under the street. KC Water may authorize work after its 311, plumber, camera, and Investigations process, particularly for a complete blockage or no-relief condition, but the ordinance says the Director is authorized and not required to act.[1][2]

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Action paths

What to do next

If sewage is backing up now

Call 311 so KC Water can inspect and, as necessary, clean the public main; keep the case number.
If the main is clear, hire a licensed plumber to attempt clearing with a three-inch blade and obtain CCTV evidence.
If a complete blockage remains or the line has no relief, have the plumber call KC Water Investigations at 816-513-4810 with the 311 case.

[2]

If a camera inspection failed

Keep the video and exact defect location and present them to KC Water before street work.
Obtain a written determination of whether KC Water will authorize any work; review eligibility or silence is not approval.

[2][1]

If you are buying or selling

A general City-required pre-sale sewer inspection is barred by Missouri section 436.345.
A buyer may order a voluntary sewer scope; confirm any separate occupancy process for the property.

[7]

If damage appears to be under the street

Open a 311 case and complete KC Water's investigation sequence before excavation.
Budget as owner responsibility unless the KC Water Director affirmatively authorizes City work.

[2][1]

If you need financial assistance

Ask KC Water whether the documented defect qualifies for discretionary City work under the current ordinance.
Do not ask for the proposed $8,500 program as though it were open; Ordinance 240679 was not enacted.

[1][3]

Before hiring or permitting the work

Search the City's contractor-license database and verify the contractor will pull the applicable plumbing permit.
Coordinate required sanitary sewer or tap inspection before covering the work.

[5][4][6]

Verified program status

Financial assistance

We did not find a current municipal assistance program in the official sources reviewed on 2026-07-29. Confirm with KC Water. The current ordinance gives the Director discretionary authority for selected right-of-way or easement work, not an entitlement or cash-reimbursement grant.

not found in reviewed sources

Eligibility: No active cash-grant eligibility was found. A defect can be reviewed for discretionary KC Water work only after the official incident and investigation process and a Director determination.
Benefit: Potential City-performed work on an affirmatively authorized right-of-way or easement segment; no guaranteed or cash benefit.
Cap: No cap or guaranteed benefit applies to the discretionary authority. A proposed $8,500 program was not enacted.
Covered work: Only the segment and scope KC Water affirmatively authorizes after investigation.
Deadline: No annual application deadline; use the incident process. The proposed Ordinance 240679 was released without enactment on July 24, 2025.

[1][2][3]

Before a sale or excavation

Sale, inspection, and permit rules

Sale or transfer inspection

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Missouri law prohibits a political subdivision from requiring a residential home inspection before sale, subject to listed exceptions such as new construction and occupancy-permit requirements. A general Kansas City sewer-camera point-of-sale mandate cannot be imposed as that type of pre-sale inspection.

Next step

A buyer may order a voluntary sewer scope. Confirm any distinct occupancy or construction process for the property with City Planning and Development.

[7]

Permit and municipal inspection

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Repairs to regulated plumbing require a City permit, normally pulled by a properly licensed contractor. Exterior sanitary-sewer work can require City inspection at the tap or connection.

Kansas City Planning and Development; KC Water for wastewater investigation

Verify the contractor in the City's license database and ask KC Water and City Planning which permits and inspections apply before excavation.

Open official permit information[4][5][6][2]

Official routes

Contacts and contractor verification

Kansas City 311 and KC Water

Initial sewer backup or public-main check

Phone: 311

Open official department page

KC Water Investigations and Inspections

Lateral investigation after plumber and 311 case

Phone: 816-513-4810

Open official department page

Kansas City Planning and Development

Contractor licensing

Phone: 816-513-1500, extension 1 then option 2

Email: cdlicensing@kcmo.org

Open official department page

Verify the contractor

Kansas City Planning and Development: Use the official contractor-license search and confirm the contractor is licensed for the work and will obtain required permits.

Check the official license source

Audit trail

Official sources and limitations

An editor reviewed these sources on 2026-07-29. Linked pages can change after review.

Ordinance 220198Kansas City, MissouriRelevant section: Code sections 60-348 and 60-356; owner responsibility and discretionary Director authority in public right-of-way or easement. Accessed 2026-07-29. Effective/expiration: Effective May 1, 2022.
Repair and Maintenance of Residential Service LateralsKC WaterRelevant section: PDF page 1, owner-to-main rule, 311 check, plumber, three-inch blade/CCTV, and Investigations sequence. Accessed 2026-07-29. Effective/expiration: Dated July 1, 2020; current ordinance reviewed separately.
Ordinance 240679Kansas City, MissouriRelevant section: Held status, July 24, 2025 release without passage, and proposed $8,500 concept. Accessed 2026-07-29. Effective/expiration: Not enacted; final Council action July 24, 2025.
Development GuideKansas City Planning and DevelopmentRelevant section: Regulated plumbing repairs require a permit; licensed contractor normally pulls it. Accessed 2026-07-29. Effective/expiration: Not stated.
Contractor LicensingKansas City Planning and DevelopmentRelevant section: Official license search and licensing contact. Accessed 2026-07-29. Effective/expiration: Not stated.
Residential Building Inspection GuidelinesKansas City Planning and DevelopmentRelevant section: PDF page 2, exterior sanitary-sewer inspection at tap or connection. Accessed 2026-07-29. Effective/expiration: Not stated.
Missouri Revised Statutes section 436.345 — Residential home inspection restrictionsMissouri General AssemblyRelevant section: Political subdivision may not require a residential home inspection before sale; listed exceptions. Accessed 2026-07-29. Effective/expiration: Effective August 28, 2024.

What still needs confirmation

KC Water may help in the right-of-way, but the ordinance preserves owner responsibility and does not guarantee assistance.
No enacted general cash grant was found; Ordinance 240679 was a proposal, not a current application program.
A written KC Water determination is needed before treating a documented under-street failure as City-authorized work.

This guide is informational, not legal, engineering, or plumbing advice. Field conditions, easements, special agreements, shared laterals, and later rule changes can alter responsibility.