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Plumbing Permit in St. George, Utah

Required for plumbing installations, alterations, and repairs in St. George including water heaters, fixture additions, and gas line work. Governed by the 2024 International Plumbing Code (IPC) as adopted by Utah Code § 15A-2-103(1)(d), current as of 7/1/2026 (the 2021 IPC governed through 6/30/2026).

Verified 2026-07-23 · Source

When you need this permit

  • New plumbing fixture installations (sinks, toilets, showers)
  • Water heater installation or replacement (including like-for-like swaps)
  • Water line or sewer line replacement or extension
  • Gas line installation or modification
  • Backflow prevention device installation

Required documents

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Fee schedule

Plumbing Permit
Assessed on project valuation per St. George's published 1997 UBC building permit fee schedule (sgcityutah.gov Building Fee Sheet PDF). Show full citationAssessed on project valuation per St. George's published 1997 UBC building permit fee schedule (sgcityutah.gov Building Fee Sheet PDF). The city publishes no separate per-fixture flat-fee schedule; the valuation table itself is the governing fee basis. Minimum permit $60.60; plan check 65%; D.O.C. surcharge 1%.
Valuation-based per the 1997 Uniform Building Code fee scale (same tiers as residential building permit above)
Minimum PermitSt. George Building Fee Sheet
$60.60
Reinspection FeeSt. George City Impact Fees document (effective 4/21/21)
$47.00 per hour (minimum one-half hour)

Review timeline

Plan reviewTypical estimate — confirm current times with the St. George building department
~3–7 business days

How long did your Plumbing Permit permit actually take in St. George?

Anonymous — one question, no email. Answers are combined and only shown once at least 5 people have reported.

Inspection process

  1. 1

    Underground / Slab

    Before concrete pour — verify pipe slope, materials, and cleanouts

  2. 2

    Rough-In

    After pipes installed, before walls closed — pressure test required

  3. 3

    Final

    All fixtures connected, water flowing, no leaks, proper venting verified; backflow prevention devices required on hose bibs and landscape sprinkler systems per the St. George Residential Final Inspection Checklist

See the full St. George inspection guide — scheduling & re-inspection fees →

Tips

  • Water heater replacements in St. George require a permit even for like-for-like swaps — the minimum permit fee of $60.60 applies.
  • St. George follows the 2024 IPC, current as of July 1, 2026 (the 2021 IPC governed through June 30, 2026).
  • Utah allows homeowners to perform plumbing work on their own primary residence, but a permit and inspection are still required.
  • Backflow prevention devices are required on all hose bibs and landscape sprinkler systems — verified at final inspection per the St. George Residential Final Inspection Checklist.

Frequently asked questions

Yes. St. George requires a plumbing permit for all water heater installations and replacements, including like-for-like swaps. The minimum permit fee is $60.60. A licensed plumber or the property owner (owner-occupied) may pull the permit.

St. George plumbing permits are valuation-based using the 1997 UBC fee scale. The minimum permit is $60.60. Plan check is 65% of the permit fee, plus a 1% D.O.C. surcharge. There are no published separate per-fixture fees in St. George.

Plan review for a plumbing permit in St. George typically runs 3–7 business days. This is an estimate, not a published figure — confirm current review times with St. George Building Department at (435) 627-4100.

You'll need: Permit Application (CityInspect). Depending on your project, St. George may also ask for: Plumbing Plan; Contractor License. See the required-documents checklist on this page for details on each.

St. George requires 3 inspection(s) for a plumbing permit, in order: Underground / Slab, Rough-In, Final. Schedule each through St. George Building Department ((435) 627-4100).

Apply through St. George Building Department at 61 S Main St, St. George, UT 84770. Phone: (435) 627-4100, email: building@sgcity.org. Office hours: Mon–Fri 8:00 AM – 5:00 PM. Official information: https://sgcityutah.gov/departments/community_development/building_department.php.

St. George, Utah has adopted: 2024 International Building Code (IBC), including Appendices C and J — Utah Code § 15A-2-103(1)(a); CURRENT as of 7/1/2026 (statute version headed 'Effective 7/1/2026 (Superseded 1/1/2027)', confirmed by direct fetch 2026-07-16). Supersedes the 2021 IBC, which governed through 6/30/2026.; 2021 International Residential Code (IRC) — Utah Code § 15A-2-103(1)(b); UNCHANGED by the 7/1/2026 code cycle — remains 2021 and continues in force (confirmed by direct statute fetch 2026-07-16).; Appendix AQ of the 2021 International Residential Code — Utah Code § 15A-2-103(1)(c) (confirmed by direct statute fetch 2026-07-16).; 2024 International Plumbing Code (IPC) — Utah Code § 15A-2-103(1)(d); CURRENT as of 7/1/2026 (confirmed by direct statute fetch 2026-07-16). Supersedes the 2021 IPC, which governed through 6/30/2026.; 2024 International Mechanical Code (IMC) — Utah Code § 15A-2-103(1)(e); CURRENT as of 7/1/2026 (confirmed by direct statute fetch 2026-07-16). Supersedes the 2021 IMC, which governed through 6/30/2026.; 2024 International Fuel Gas Code (IFGC) — Utah Code § 15A-2-103(1)(f); CURRENT as of 7/1/2026 (confirmed by direct statute fetch 2026-07-16). Supersedes the 2021 IFGC, which governed through 6/30/2026.; 2023 National Electrical Code (NEC) — Utah Code § 15A-2-103(1)(g); UNCHANGED by the 7/1/2026 code cycle — remains 2023 (confirmed by direct statute fetch 2026-07-16).; 2024 International Energy Conservation Code (IECC) — Utah Code § 15A-2-103(1)(h); CURRENT as of 7/1/2026 (confirmed by direct statute fetch 2026-07-16). ONE statewide edition — the statute does not split residential vs. commercial IECC editions. Supersedes the 2021 IECC, which governed through 6/30/2026.; 2024 International Existing Building Code (IEBC) — Utah Code § 15A-2-103(1)(i); CURRENT as of 7/1/2026 (confirmed by direct statute fetch 2026-07-16). Supersedes the 2021 IEBC, which governed through 6/30/2026.; Residential provisions of the 2024 International Swimming Pool and Spa Code (ISPSC) — Utah Code § 15A-2-103(1)(n); CURRENT as of 7/1/2026 (confirmed by direct statute fetch 2026-07-16). Supersedes the 2021 ISPSC, which governed through 6/30/2026.; Following the 7/1/2026 statewide transition, the entries above state the 2024 editions (per §15A-2-103(1)(a)/(d)/(e)/(f)/(h)/(i)/(n)) as current, with the superseded 2021 editions preserved as historical context. The IRC (2021) and NEC (2023) did NOT change in that transition — both remain as stated under the live statute. The International Fire Code (IFC) is NOT adopted anywhere in Utah Code § 15A-2-103 — the statute has no IFC subsection; St. George's own building department page does not independently cite an IFC edition, so no IFC entry appears in this list.. Local amendments apply — see the St. George overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-07-23.

Fee schedules

Checklists & handouts

Department & other records

Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the St. George building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.

Property Access

St. George's permit history is searchable by address

25,627 permits in our copy of St. George's register — searchable by street address, with permit type, status, issued date and valuation where the city publishes them. This is what we hold, not a statement of everything St. George has issued.

25,599 of these 25,630 permits — 99.9% — carry an issued date, and those run from 1970 to 2026. The remaining 31 have no date at all.

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