If the repair is yours to pay
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Default rule and exceptions
The boundary is the meter. Southwest Gas owns and maintains the lines from the street up to and including the meter; the Customer-Owned Yard Line (COYL) beyond the meter is the property owner’s.
| Party | What they are responsible for |
|---|---|
| Property owner | Southwest Gas: "Unlike the lines running from the street up to and including the meter (which are owned and maintained by Southwest Gas), COYLs must be maintained by the property owner." |
| City / public agency | Southwest Gas owns and maintains the lines running from the street up to and including the meter. |
| Exceptions | None on record |
What the source says
Last verified against the primary source on Sep 10, 2026.
Unlike the lines running from the street up to and including the meter (which are owned and maintained by Southwest Gas), COYLs must be maintained by the property owner.
City rules rest on state law. Read Arizona's sidewalk statute, quoted verbatim, or see all 50 states in one table.
Common questions
Who pays for gas service line in Phoenix, AZ?
The property owner. Southwest Gas: "Unlike the lines running from the street up to and including the meter (which are owned and maintained by Southwest Gas), COYLs must be maintained by the property owner."
What does the city cover in Phoenix, AZ?
Southwest Gas owns and maintains the lines running from the street up to and including the meter.
What is this based on for Phoenix, AZ?
This verdict is sourced to Customer-Owned Yard Lines (COYL) and 2 sources in total, each independently re-checked before publication.
Sources
- Customer-Owned Yard Lines (COYL)official · verified-official · accessed 2026-09-10
- Safetyofficial · verified-official · accessed 2026-09-10
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