Manufactured/Modular/Mobile Home Installation Permit in Unincorporated Latah County, Idaho

Unincorporated Latah County requires a manufactured/modular/mobile home installation permit for: Valid installation permit (and foundation permit when applicable) issued by the Department of Planning and Building; Passed inspections and a certificate of occupancy under the same requirements as any other single-family dwelling; If installed in a legal manufactured home park, the park's approved development-plan setbacks control (in addition to Building Code setbacks); Application must include the license number and name of the contractor and licensed installer; Installation must meet the state-approved installation instructions for the specific unit/model, or the current Idaho Manufactured Home Installation Standard; Every installation requires a permit, including moving a home within a legally approved park or replacing a home in an existing space; Structural changes/additions require plans stamped by an Idaho-licensed engineer; manufactured buildings cannot change occupancy classification. If your project isn't listed, confirm with Latah County Planning, Building and GIS Department at (208) 883-7220 before starting work.

$225.00 per section, per the county's Development Services Fee Schedule (Resolution 2023-18 et seq.); foundation work is charged separately using the Fee Schedule's foundation valuation table.

Unincorporated Latah County does not publish a plan-review timeline for this permit. Contact Latah County Planning, Building and GIS Department at (208) 883-7220 for current turnaround.

You'll need: HUD Approved Home Installation Application. Depending on your project, Unincorporated Latah County may also ask for: Mobile Home Rehabilitation Certificate / Manufactured Home REHAB Certification. See the required-documents checklist on this page for details on each.

Unincorporated Latah County requires 2 inspection(s) for a manufactured/modular/mobile home installation permit, in order: Installation Inspection, Final / Certificate of Occupancy. Schedule each through Latah County Planning, Building and GIS Department ((208) 883-7220).

Apply through Latah County Planning, Building and GIS Department at 200 S Almon Street, Ste 102 (Annex Building), Moscow, ID 83843. Phone: (208) 883-7220, email: PB@LatahCountyID.gov. Office hours: Monday - Friday, 8 AM - 5 PM. Per the Latah County government contact-directory API (api.latah.id.us/web/getcontact?dept=Planning%2C%20Building%20and%20GIS), fetched 2026-07-04, which returns this department's authoritative current name, address, phone, and hours record: {"Id":13,"Department":"Planning, Building and GIS","Phone":"(208) 883-7220","AddressLn1":"Latah County Planning & Building","AddressLn2":"200 S Almon Street, Ste 102","AddressCSZ":"Moscow, Idaho 83843","AddressRoom":"Annex Building","DeptHours":"Monday - Friday\r\n8 am - 5 pm"}. NOTE ON CORRECTION: a prior research pass on this file reported the address as '522 South Adams Street' and phone '(208) 882-8580' / '(208) 883-7220' (ambiguous, unreconciled) sourced from a City of Moscow homeowner's-guide directory listing; this pass queried the county's own live contact API directly and found the current authoritative record uses the Annex Building address above with phone (208) 883-7220 only. The email PB@LatahCountyID.gov is confirmed on the county's own Zoning Placement Permit application form (Application for Zoning Placement, revised 6/5/2026) and Building Permit Application Requirements handout.. Official information: https://latahcountyid.gov/planning_building/.

Unincorporated Latah County, Idaho has adopted: International Building Code, 2018 edition — Latah County Code of Ordinances, Title 7 'Building Regulations,' Chapter 1 'Building Codes and Regulations,' Section 7-1-2 'Codes Adopted,' subsection A.1. Adopted in accordance with Idaho Code Title 39 Chapter 41, Idaho Code Title 44 Chapters 21 and 22, and Idaho Administrative Procedures Act Section 24.39 (7.03). (Ord. 384, 12-14-2021; amd. Ord. 408, 6-24-2025). Source: https://codelibrary.amlegal.com/codes/latahcountyid/latest/latahcounty_id/0-0-0-1168, fetched 2026-07-04 via browser-header curl (amlegal.com returns 200 to a Chrome-UA request and embeds the full section text as JSON inside a `window._redux_state = JSON.parse(...)` script tag; the HTML field of the matching `sections.items` entry contains the verbatim ordinance text, extracted and parsed for this file).; International Residential Code, 2018 edition, Parts I through VI — same source, subsection A.2, same ordinance history.; International Mechanical Code, 2018 edition — same source, subsection A.3.; International Fuel Gas Code, 2018 edition — same source, subsection A.4.; International Energy Conservation Code, 2018 edition — same source, subsection A.5.; International Existing Building Code, 2018 edition — same source, subsection A.6.; International Property Maintenance Code, 2018 edition — same source, subsection A.7.; Adopted appendices: IBC 2018 Appendices C (Group U Agricultural Buildings), E (Supplementary Accessibility Requirements), F (Rodent Proofing), G (Flood Resistant Construction), H (Signs), I (Patio Covers), J (Grading); IRC 2018 Appendices A, B, C, D, J, M, H (Patio Covers), Q (Tiny Houses), R (Light Straw-Clay Construction), S (Strawbale Construction); IEBC 2018 Appendices A-1, A-2, B, and Resource A — Section 7-1-2, subsections B, C, D.; Idaho Building Code Act (Idaho Code Title 39, Chapter 41, Section 39-4116) makes building code standards a matter of statewide concern; local governments that issue building permits must adopt the IBC and Idaho Residential Code as amended by the Idaho Building Code Board. Source: https://legislature.idaho.gov/statutesrules/idstat/title39/t39ch41/; The Latah County Building Code (all codes adopted in Title 7, Chapter 1) is formally designated as such under Section 7-1-1 'Composition Of County Building Code' and applies to all structures and property in Latah County. Source: https://codelibrary.amlegal.com/codes/latahcountyid/latest/latahcounty_id/0-0-0-1167, fetched 2026-07-04.. Local amendments apply — see the Unincorporated Latah County overview page for the full list.