Residential Addition / Remodel Permit in Trinidad, Colorado

Trinidad requires a residential addition / remodel permit for: General Permit Application submitted via the iWorQ online portal, same as new construction; Proof of ownership, plot plan, and construction drawings drawn to scale required; For certain remodel or building-reuse projects, a Colorado-licensed design professional must assess the building/structure and provide that assessment to the Building Official to determine current construction type and structural adequacy; A 'Phased' approach to a remodel project is allowed only if complete, stamped plans for the current phase and a description/location of future phases (including intended occupancy) are submitted to and approved by the Building Official before that phase begins; Contractors must hold a current City of Trinidad Contractor License; homeowners performing work on their own occupied residence are exempt. If your project isn't listed, confirm with City of Trinidad Development Services Department, Building Division at (719) 846-9843 ext. 136 or ext. 128 before starting work.

In Trinidad, the published Building Permit Fee (same valuation-based schedule as new construction) is: $24.00 minimum, scaling per the Building Permit Fee Schedule valuation tiers. Additional published fees: Plan Review Fee — 65% of the permit fee; Reinspection / After-Hours Inspection Fee — $50.00 per hour (minimum two hours). These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Trinidad does not publish a plan-review timeline for this permit. Contact City of Trinidad Development Services Department, Building Division at (719) 846-9843 ext. 136 or ext. 128 for current turnaround.

You'll need: General Permit Application (iWorQ online portal); Plot Plan. Depending on your project, Trinidad may also ask for: Design Professional Structural Assessment. See the required-documents checklist on this page for details on each.

Trinidad requires 3 inspection(s) for a residential addition / remodel permit, in order: Foundation (if new footings), Rough Framing, Final Inspection. Schedule each through City of Trinidad Development Services Department, Building Division ((719) 846-9843 ext. 136 or ext. 128).

Apply through City of Trinidad Development Services Department, Building Division at 135 N. Animas Street (PO Box 880), Trinidad, CO 81082. Phone: (719) 846-9843 ext. 136 or ext. 128, email: Not published on the Building Inspections, Contractor Licenses & Permits page as of this review; contact via main office line. Office hours: Monday-Friday, 8:00 AM - 5:00 PM (City of Trinidad normal business hours); Development Services Administrator Tara Booth; fax (719) 846-4140. Official information: https://www.trinidad.co.gov/services/community_development/building_inspections___permits.php.

Trinidad, Colorado has adopted: 2024 International Building Code (IBC), including Appendix C (Group U Agricultural Buildings) and Appendix J (Grading) — Trinidad Municipal Code Chapter 5, Section 5-1 (Ord. 4052, Article 1, repealed and reenacted eff. 6-26-26); 2024 International Residential Code (IRC), including Appendix Chapters BE (Radon) and NF (Alternative Building Thermal Envelope Insulation R-Value Options) — Municipal Code Chapter 5, Section 5-2; 2024 International Mechanical Code (IMC), including Appendix A (Chimney Connector Pass-Throughs) — Municipal Code Chapter 5, Section 5-4; 2024 International Fuel Gas Code (IFGC) — Municipal Code Chapter 5, Section 5-5; 2024 International Energy Conservation Code (IECC), amended to require compliance with the Colorado Model Electric Ready and Solar Ready Code (CMERSRC) for both residential (R401.2) and commercial (C401.2) buildings, EXCEPT Chapter 3 Electric Ready Provisions, which are deferred to a City-utility implementation plan beginning July 1, 2027 — Municipal Code Chapter 5, Section 5-6; 2025 International Existing Building Code (IEBC) — Municipal Code Chapter 5, Section 5-7 (the ordinance text names the 2025 edition in its adoption sentence but refers to '2024 Edition' in the following administrative sentences; both readings point to the same currently-adopted IEBC cited in the live ordinance, flagged here as a genuine internal inconsistency in the ordinance's own text rather than resolved by assumption); 2024 International Property Maintenance Code (IPMC), including Appendix Chapter A (Boarding Standard) — Municipal Code Chapter 5, Section 5-8; Section 5-3 (where the International Plumbing Code would sit, per Chapter 15 Section 15-1's own cross-reference 'See Chapter 5, Section 5-3') and Section 5-9 (where a National Electrical Code adoption would typically sit) are both listed as 'Reserved' in the current live Chapter 5 ordinance text as of this review — no standalone IPC or NEC adoption section could be located in the current municipal code; this is a genuine gap, not an oversight in this extraction (see localAmendments); Table R301.2 local design criteria (IRC amendment): Ground Snow Load not less than 30 psf; Wind Design Speed not less than 115 mph; Seismic Design Category B; Frost line depth 32 inches; Ice Barrier Underlayment Required: YES; Weathering: Severe; Termite: Slight to moderate; Flood Hazard FIRM 080107 0001 B, adopted 4/3/84. Local amendments apply — see the Trinidad overview page for the full list.

For certain remodel or building-reuse projects, yes — Municipal Code Chapter 5 requires a Colorado-licensed design professional to assess the building and provide that assessment to the Building Official to ascertain the current type of construction and structural adequacy.