Residential Addition / Remodel Permit — Holyoke, Colorado · Requirements sheet
Verified 2026-07-23 · Source: https://www.cityofholyoke-co.gov/departments/forms_documents.php
PermitBase is an independent reference and is not affiliated with any government agency. Requirements change and vary by project — confirm current details with the building department before you submit.
Residential Addition / Remodel Permit in Holyoke, Colorado
Required for additions, alterations, and repairs to existing residential structures in Holyoke. Unlike new-residence construction, additions and remodels always require standalone electrical/plumbing/mechanical permits where applicable, per the city's own Building Permit Application notice. RESOLVED 2026-07-23: governed by IRC 2018 as locally modified (Holyoke Municipal Code §15.08.010/.020), which carries several exemptions directly relevant to this permit type (see requirements).
Verified 2026-07-23 · Source
When you need this permit
- Completed City of Holyoke Building Permit Application with Class of Work marked 'Addition,' 'Alteration,' or 'Repair'
- Building dimensions and total added/altered square footage disclosed
- Change of Use From/To fields completed if the project changes the use of the structure
- Separate electrical, plumbing, and/or mechanical permits required if the scope touches those trades (the new-residence exception does not apply)
- For additions specifically, the city's Colorado Chapter ICC 'Addition to a Family Residence' Building Guide calls for two sets of scaled site plans and two sets of scaled floor/framing plans, foundation detail selection (engineer-designed or the guide's prescriptive 'Detail A'), smoke alarm interconnection in new and existing bedrooms/hallways, and confirmation that the addition does not block bedroom or basement egress windows
- Per Holyoke Municipal Code §15.08.020 (IRC 2018 local modification, confirmed 2026-07-23), EXEMPT from a building permit: one-story detached accessory structures ≤120 sq ft; decks ≤120 sq ft that are ≤18 inches above grade, not attached to a dwelling, and do not serve a required exit door; and like-for-like window/door replacement with no framing change. NOT exempt (permit required): fences over 7 feet high; retaining walls over 4 feet
Required documents
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Fee schedule
Review timeline
Inspection process
- 1
Foundation (additions with new footings only)
Per the Colorado Chapter ICC Addition Building Guide, minimum 36 inches or below frost depth, whichever is greater
- 2
Framing
Connection to existing structure and new framing verified before cover
- 3
Rough Electrical/Plumbing/Mechanical
Required for additions/remodels touching these trades (unlike new-residence construction, no umbrella-permit exception applies)
- 4
Final Inspection
Completed work verified
See the full Holyoke inspection guide — scheduling & re-inspection fees →
Tips
- Unlike new single-family construction, additions and remodels in Holyoke do NOT get a blanket exception from standalone electrical/plumbing/mechanical permits — plan for separate trade permits if your addition or remodel touches those systems.
- The city's bilingual Addition Building Guide is a genuinely useful fill-in-the-blank worksheet for framing/foundation dimensions, but it is a generic 2003-era Colorado Chapter ICC template, not Holyoke-specific code text — treat it as a submittal aid, not a citation of the currently enforced code edition.
- RESOLVED 2026-07-23: the currently enforced code IS now identified as IRC 2018 (Holyoke Municipal Code §15.08.010), with a locally modified §105.2 permit-exemption list — small accessory structures and low decks under 120 sq ft may not need a permit at all; check the exemption thresholds before assuming a permit is required.
Frequently asked questions
Sources & verification
Verified against official sources. Last reviewed 2026-07-23.
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 Holyoke building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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