Tenant Improvement / Change-of-Use Permit (Existing Commercial Structures) — Sterling, Colorado · Requirements sheet
Reviewed 2026-08-02 · Source: https://www.sterlingcolo.com/departments/public_works/permits_and_licenses.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.
Tenant Improvement / Change-of-Use Permit (Existing Commercial Structures) in Sterling, Colorado
Sterling has no permit product separately named 'Tenant Improvement Permit.' Interior alteration work in an existing commercial building is filed as an ALTERATION on the same City of Sterling Building Permit Application documented elsewhere in this file, reviewed under the 2018 International Existing Building Code (IEBC, Municipal Code § 5-150, adopted in its entirety without amendment per state law) alongside the 2018 IBC. The genuinely distinct, well-documented trigger for TI-type work is the City's Zoning Compliance Permit: per the Permits and Licenses page, a Zoning Compliance Permit is 'required for the establishment of a new conforming use in an existing commercial structure,' and the Zoning Compliance Permit Application form itself states 'No change in the use of this property shall be made without the issuance of a new zoning compliance permit for that new use' — this is the mechanism that actually captures a new tenant/new use moving into existing commercial space in Sterling, distinct from (and required in addition to) any Building Permit needed for the physical alteration work itself.
Reviewed 2026-08-02 · Source
When you need this permit
- Interior alteration/build-out of an existing commercial structure is filed as an ALTERATION (or CHANGE OF USE, with FROM/TO fields on the application) on the same Building Permit Application used for new commercial construction, per Municipal Code § 5-1
- Governed by the 2018 IEBC (Municipal Code § 5-150, adopted in its entirety without amendment per state law) for alteration/repair/change-of-occupancy work in existing buildings, together with the 2018 IBC for the applicable occupancy classification
- A SEPARATE City of Sterling Zoning Compliance Permit ($30.00 flat fee) is required whenever the tenant improvement establishes a NEW conforming use in the existing commercial structure — per the Permits and Licenses page and confirmed directly on the Zoning Compliance Permit Application form ('No change in the use of this property shall be made without the issuance of a new zoning compliance permit for that new use')
- The Zoning Compliance Permit Application itself requires the City to classify the property as one of: existing conforming structure/use, existing legal nonconforming structure/use, or new conforming structure/use — confirmed directly from the form's 'For Department Use Only' section
- If the tenant improvement does NOT change the use of the space (e.g., a straight cosmetic remodel for the same tenant/use), the Building Permit Application's ALTERATION class of work applies without necessarily triggering a new Zoning Compliance Permit — the City's own materials tie the Zoning Compliance Permit specifically to a change/establishment of use, not to alteration work in general
- Electrical and plumbing work within the tenant space is NOT part of this City permit — filed separately with the State of Colorado (DORA), the same jurisdictional split documented in this file's Electrical Permit and Plumbing Permit entries
- Proof of a current City of Sterling contractor's license is required before issuance (Municipal Code § 5-2(3)) Contractor
Required documents
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Fee schedule
Review timeline
Inspection process
- 1
Rough Mechanical
Wiring, pipes, and ducts in place before concealment, where the scope of work includes mechanical changes
- 2
Framing
Framing changes complete and tied into the existing structure, rough mechanical/plumbing/electrical (state-inspected) approved, before insulation/wallboard, where the scope of work includes framing changes
- 3
Wallboard
Gypsum board/lathing in place before taping/finishing
- 4
Final
After final mechanical, electrical (state), and plumbing (state) inspections are signed off
- 5
Zoning Compliance Inspection
Confirmed directly on the Zoning Compliance Permit Application's own 'For Department Use Only' section (separate 'Inspection By' / 'Date' line), for projects that also require a Zoning Compliance Permit
See the full Sterling inspection guide — scheduling & re-inspection fees →
Tips
- Don't assume the Building Permit alone covers a new tenant moving into an existing commercial space in Sterling — if the use is changing, you also need a separate $30.00 Zoning Compliance Permit, and the City's own form states no change of use may occur without one.
- There is no reduced-scope 'TI permit' fee track in Sterling — an interior alteration is billed on the same valuation-based Building Permit fee table as new construction, plus the 4% City Use Tax.
- If your tenant improvement does not change the use of the space, confirm with Public Works ((970) 522-9700 ext. 1109) whether a Zoning Compliance Permit is still expected — the City's own materials tie that permit to a change/establishment of use rather than to interior alteration work in general.
Frequently asked questions
Sources & verification
Key facts verified against official sources. Last reviewed 2026-08-02.
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 Sterling building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
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