Who pays?
owner
Denver: the property owner pays — the city is "only responsible for main public sewers"; the service line from your building to the main is yours.
Confidence 75%Boundary
The City and County of Denver maintains only the public sewer mains. The private tap/service line from the building to the main is the property owner’s responsibility.
Permit required: unknown
Case-by-case adjudication: may be requiredResponsibility Boundary
Default rule and exceptions
- Owner duty
- Denver DOTI Wastewater FAQ: "The City and County of Denver is only responsible for main public sewers. For information about your private tap/service line, we recommend you to hire a licensed plumbing company that provides such services."
- Public / utility duty
- City maintains and repairs public sewer mains; sanitary sewer billing handled through Denver Water.
- Exceptions
- Research pending
Common questions
Who pays for sewer lateral in Denver, CO?
The property owner — Denver DOTI Wastewater FAQ: "The City and County of Denver is only responsible for main public sewers. For information about your private tap/service line, we recommend you to hire a licensed plumbing company that provides such services."
What does the city cover?
City maintains and repairs public sewer mains; sanitary sewer billing handled through Denver Water.
Reference list
Sources
- Denver sewer responsibility explainercontractor · research-cited · accessed 2026-08-19
- Denver DOTI — Wastewater Management FAQ (city responsible only for public mains)official · verified-official · accessed 2026-08-23