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Sewer lines, septic tanks and digging
Extending service from a building out to the main water, sewer or gas line is in the scope of a P200 General Plumbing contractor. (source: Utah Office of Administrative Rules)
If your home is on a septic system, Utah DEQ says your local health department is your primary contact for septic permits. (source: Utah Department of Environmental Quality)
Digging for a sewer, water or gas line, a post or a trench is excavation. Utah Code 54-8a-4 requires notice to underground utility operators (Blue Stakes of Utah, 811) at least 48 hours ahead, counted on business days starting at 8 a.m. on the first business day after notice, and no more than 14 days before digging. Gardening and tilling private ground are exempt. (source: Utah State Legislature) (source: Blue Stakes of Utah 811)
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Sources
- Utah Office of Administrative Rules: Utah Admin. Code R156-55a-301f and 301j, P200 General Plumbing and P201 Residential Plumbing Contractor (rule effective August 7, 2026) (checked October 30, 2026)
- Utah Department of Environmental Quality: Local Health Departments (checked October 30, 2026)
- Utah State Legislature: Utah Code Title 54, Chapter 8a, Damage to Underground Utility Facilities (54-8a-4 Notice of excavation) (checked October 30, 2026)
- Blue Stakes of Utah 811 (utility notification association under Utah Code 54-8a-9): Blue Stakes of Utah 811 (checked October 30, 2026)
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