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Accessory Dwelling Unit (ADU) Registration/Approval in Highland, Utah

Required for construction or establishment of an Accessory Dwelling Unit in Highland, submitted after all other required permits have been approved, per the city's official Notice to All Builders and Owners. Governed by Highland City Development Code § 3-624.

Verified 2026-07-07 · Source

When you need this permit

  • All other required permits must be submitted and approved first
  • ADU application must be submitted for review and approval per Development Code § 3-624

Required documents

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Fee schedule

Accessory Dwelling Unit Application FeeHighland City Comprehensive Fee Schedule, FY2025 and FY2026, § Planning & Zoning / Development: 'Accessory Dwelling Unit Application... $25.00.'
$25.00

Review timeline

Plan review
Not published — contact the department

How long did your Accessory Dwelling Unit (ADU) Registration/Approval permit actually take in Highland?

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

Inspection process

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

    Tips

    • An ADU application in Highland is submitted only after all other required permits (e.g. the underlying building permit) have already been approved, per the official Notice to All Builders and Owners.

    Frequently asked questions

    Highland requires an accessory dwelling unit (adu) registration/approval permit for: All other required permits must be submitted and approved first; ADU application must be submitted for review and approval per Development Code § 3-624. If your project isn't listed, confirm with Highland City Building Division (Community Development Department) at (801) 772-4516 before starting work.

    Per Highland City's official Comprehensive Fee Schedule, the Accessory Dwelling Unit Application fee is $25.00, governed by Development Code § 3-624.

    Highland does not publish a plan-review timeline for this permit. Contact Highland City Building Division (Community Development Department) at (801) 772-4516 for current turnaround.

    You'll need: Accessory Dwelling Unit Application. See the required-documents checklist on this page for details on each.

    Apply through Highland City Building Division (Community Development Department) at 5400 W Civic Center Drive, Suite 1, Highland, UT 84003. Phone: (801) 772-4516, email: jnelson@highlandut.gov. Office hours: Mon–Thu 8:00 AM – 5:00 PM (closed Friday; inspections available Mon–Thu 8:00 AM–6:00 PM by appointment via My City Inspector or (801) 772-4516, scheduled at least 24 hours in advance). Official information: https://www.highlandut.gov/96/Building.

    Highland, Utah has adopted: 2021 International Residential Code (IRC) — adopted, effective July 1, 2026 per Highland City's official Building Division page; the city states 'any submittals after July 1, 2026' must be designed to these standards.; 2024 International Building Code (IBC) — adopted, effective July 1, 2026 per Highland City's official Building Division page.; 2023 National Electrical Code (NEC) — adopted, effective July 1, 2026 per Highland City's official Building Division page.; Other 2024 International Codes (IPC, IMC, IEBC, IECC) — Highland's Building Division page references adoption of 'other 2024 codes' alongside the 2024 IBC and 2023 NEC effective July 1, 2026, consistent with the statewide framework under Utah Code § 15A-1-204/Title 15A, but does not itemize each code title individually by name on the page; only the IRC, IBC, and NEC editions are explicitly named.. Local amendments apply — see the Highland overview page for the full list.

    Sources & verification

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

    Fee schedules

    Applications & forms

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

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