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Plumbing Permit in Eagle, Idaho

Required for plumbing installations, alterations, and repairs in Eagle residential and commercial properties, including water heaters, fixture additions, sewer/water service lines, backflow prevention devices, and lawn sprinklers. Governed by the 2017 Idaho State Plumbing Code (ISPC — IAPMO). Apply through the Eagle Contractor Portal.

Verified 2026-07-17 · Source

When you need this permit

  • Repair, replace, relocate, or add to any plumbing system
  • Water heater or water softener installation or replacement
  • New plumbing fixtures or replacement fixtures
  • Sewer line installation, water line installation, or combination
  • Backflow prevention device installation
  • Lawn sprinkler system installation
  • Apply through the Eagle Contractor Portal or in person; permit issued when paid in full

Required documents

Check off what you have — your progress is saved on this device.

Not ready yet0 of 1 required documents checked.

This checker covers one permit. A full project usually triggers several — our paid checklist will assemble all of them, from $29

Fee schedule

Commercial plumbing permits and special cases (sewer/water lines installed by someone other than the building's plumbing contractor, commercial coaches, lawn sprinklers, mobile home/RV park sewer-water lines, volunteer-labor installations) — fees calculated from Verified Contract Price TableEagle Building Department Fee Schedule (Resolution 23-34, amended Dec 19, 2023 per document header) — Plumbing Fees section; figure re-confirmed live 2026-07-17, unchanged. Fees based on fair market project value (total labor, materials, equipment including overhead and profit). Not reducible for owner-supplied materials. Type label corrected 2026-07-17: the live fee schedule PDF applies this Verified Contract Price Table to Commercial plumbing and the listed special cases specifically, not to standard new-residential plumbing (which uses its own square-footage table, added below) — prior 'All plumbing permits' label was imprecise.
Cost up to $20,000: multiply by 3% plus $60; cost $20,001–$100,000: subtract $20,000, multiply by 2%, plus $660; cost over $100,001: subtract $100,000, multiply by 1%, plus $2,260
New Residential Single Family Dwelling — up to 1,500 sq ftEagle Building Department Fee Schedule (Resolution 23-34) — Plumbing Fees section; row confirmed present on live fee schedule PDF 2026-07-17, previously missing from this record, added
$130.00
New Residential Single Family Dwelling — 1,501 to 2,500 sq ftEagle Building Department Fee Schedule (Resolution 23-34) — Plumbing Fees section; row confirmed present on live fee schedule PDF 2026-07-17, previously missing from this record, added
$195.00
New Residential Single Family Dwelling — 2,501 to 3,500 sq ftEagle Building Department Fee Schedule (Resolution 23-34) — Plumbing Fees section; row confirmed present on live fee schedule PDF 2026-07-17, previously missing from this record, added
$260.00
New Residential Single Family Dwelling — 3,501 to 4,500 sq ftEagle Building Department Fee Schedule (Resolution 23-34) — Plumbing Fees section; row confirmed present on live fee schedule PDF 2026-07-17, previously missing from this record, added
$325.00
New Residential Single Family Dwelling — over 4,500 sq ftEagle Building Department Fee Schedule (Resolution 23-34) — Plumbing Fees section; row confirmed present on live fee schedule PDF 2026-07-17, previously missing from this record, added
$325.00 plus $65.00 per additional 1,000 sq ft
Existing Residential Base FeeEagle Building Department Fee Schedule (Resolution 23-34) — Plumbing Fees section; row confirmed present on live fee schedule PDF 2026-07-17, previously missing from this record, added
$65.00 base fee
Water Heater / Water SoftenerEagle Building Department Fee Schedule (Resolution 23-34)
$65.00
Backflow Prevention DeviceEagle Building Department Fee Schedule (Resolution 23-34)
$65.00
Sewer Line Installation (base fee not applicable)Eagle Building Department Fee Schedule (Resolution 23-34)
$65.00
Water Line Installation (base fee not applicable)Eagle Building Department Fee Schedule (Resolution 23-34)
$65.00
Sewer and Water Combination (base fee not applicable)Eagle Building Department Fee Schedule (Resolution 23-34)
$65.00
Additional Fixtures Each (excluding garbage disposals and dishwashers)Eagle Building Department Fee Schedule (Resolution 23-34)
$10.00 each
Replacement Fixtures EachEagle Building Department Fee Schedule (Resolution 23-34)
$10.00 each
Swimming Pools — Basic Fee (covers 3 required inspections)Eagle Building Department Fee Schedule (Resolution 23-34)
$195.00
Multipurpose Fire Sprinklers and Domestic Water Supply System (1–2 family)Eagle Building Department Fee Schedule (Resolution 23-34)
$65.00 or $4 per fire sprinkler head, whichever is greater
Re-inspection FeeEagle Building Department Fee Schedule (Resolution 23-34)
$65.00 minimum

Review timeline

Plan reviewTypical estimate — confirm current times with the Eagle building department
~1–5 business days

How long did your Plumbing Permit permit actually take in Eagle?

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

Inspection process

  1. 1

    Underground / Slab Plumbing

    Before concrete pour — verify pipe slope, materials, and cleanouts per 2017 ISPC

  2. 2

    Rough-In

    After pipes installed before walls closed — pressure test required

  3. 3

    Final

    All fixtures connected, no leaks, proper venting verified per 2017 Idaho State Plumbing Code

See the full Eagle inspection guide — scheduling & re-inspection fees →

Tips

  • Eagle uses the 2017 Idaho State Plumbing Code (ISPC — IAPMO), not the International Plumbing Code.
  • Water heater and water softener replacements require a plumbing permit ($65).
  • Plumbing permit fees are based on the fair market project value — not reducible for owner-supplied materials, labor, or donated work; overhead and profit must be included.
  • Sewer, water, and combination service line installations are each a flat $65 (base administrative fee not applicable to these).
  • Swimming pool plumbing: $195 basic fee covers the 3 required inspections.
  • Submit inspection requests through the Contractor Portal before 4:00 PM for next-business-day scheduling.

Frequently asked questions

Yes. Water heater and water softener replacements require a plumbing permit in Eagle. The fee is $65. Apply through the Eagle Contractor Portal (eagle_permit.portal.iworq.net) or in person at 660 E Civic Lane. Source: Eagle Building Department Fee Schedule, Resolution 23-34.

In Eagle, the published Commercial plumbing permits and special cases (sewer/water lines installed by someone other than the building's plumbing contractor, commercial coaches, lawn sprinklers, mobile home/RV park sewer-water lines, volunteer-labor installations) — fees calculated from Verified Contract Price Table is: Cost up to $20,000: multiply by 3% plus $60; cost $20,001–$100,000: subtract $20,000, multiply by 2%, plus $660; cost over $100,001: subtract $100,000, multiply by 1%, plus $2,260. Additional published fees: New Residential Single Family Dwelling — up to 1,500 sq ft — $130.00; New Residential Single Family Dwelling — 1,501 to 2,500 sq ft — $195.00; New Residential Single Family Dwelling — 2,501 to 3,500 sq ft — $260.00; New Residential Single Family Dwelling — 3,501 to 4,500 sq ft — $325.00; New Residential Single Family Dwelling — over 4,500 sq ft — $325.00 plus $65.00 per additional 1,000 sq ft; Existing Residential Base Fee — $65.00 base fee; Water Heater / Water Softener — $65.00; Backflow Prevention Device — $65.00; Sewer Line Installation (base fee not applicable) — $65.00; Water Line Installation (base fee not applicable) — $65.00; Sewer and Water Combination (base fee not applicable) — $65.00; Additional Fixtures Each (excluding garbage disposals and dishwashers) — $10.00 each; Replacement Fixtures Each — $10.00 each; Swimming Pools — Basic Fee (covers 3 required inspections) — $195.00; Multipurpose Fire Sprinklers and Domestic Water Supply System (1–2 family) — $65.00 or $4 per fire sprinkler head, whichever is greater; Re-inspection Fee — $65.00 minimum. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Plan review for a plumbing permit in Eagle typically runs 1–5 business days. This is an estimate, not a published figure — confirm current review times with City of Eagle Building Division at 208-489-8760.

You'll need: Plumbing Permit Application. See the required-documents checklist on this page for details on each.

Eagle requires 3 inspection(s) for a plumbing permit, in order: Underground / Slab Plumbing, Rough-In, Final. Schedule each through City of Eagle Building Division (208-489-8760).

Apply through City of Eagle Building Division at 660 E Civic Lane, Eagle, ID 83616. Phone: 208-489-8760, email: building@cityofeagle.org. Office hours: Mon–Fri 9:00 AM – 4:00 PM (phone hours). Official information: https://www.cityofeagle.org/153/Building.

Eagle, Idaho has adopted: 2018 International Building Code (IBC) — effective January 1, 2021; 2018 International Residential Code (IRC) — effective January 1, 2021; 2018 International Energy Conservation Code (IECC) — Residential with State Amendments; effective January 1, 2021; 2018 International Energy Conservation Code (IECC) — Commercial; effective January 1, 2021; 2018 International Existing Building Code (IEBC) — effective January 1, 2021; 2018 International Mechanical Code (IMC) — effective January 1, 2021; 2018 International Fuel and Gas Code (IFGC) — effective January 1, 2021; 2018 International Fire Code (IFC) — effective January 1, 2021; 2023 National Electrical Code (NEC/NFPA 70) — adopted via Idaho Electrical Board; 2017 Idaho State Plumbing Code (ISPC — IAPMO) — effective January 1, 2021; 1997 Uniform Code for the Abatement of Dangerous Buildings; 2018 International Urban-Wildland Interface Code. Local amendments apply — see the Eagle overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-07-17.

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 Eagle building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.