Building Permits (Commercial and Residential)

Builders Information Booklet  please review for details on submittal requirements and the permit process.

Application & Submittal Process

Please schedule an in-person appointment email or call 970-262-7360. 

Print and submit (1 hard copy of each of the following) at the appointment:

• Completed building permit application. 
• One (1) set of complete building plans (24" x 36", to-scale, stamped drawings).
  • New construction: see page 2 of building permit application for submittal checklist. All multi-family and commercial construction, permit plans must be stamped by a Colorado Licensed Architect or Engineer.
  • Residential additions: site plan (with addition drawn to-scale), stamped overall floor plans, structurals, and elevations.
  • Decks: site plan (with deck or deck extension drawn to-scale), elevations, and stamped structural deck plans.
  • Residential remodels: existing and proposed overall floor plans, scope of work, and stamped structural drawings (if applicable).
  • Commercial landlord work, tenant improvements, or Change in Use: Code Study stamped by licensed architect, existing and proposed floor plans, scope of work, and stamped structural drawings (if applicable).
• Associated submittal documents:
  • New construction: see page 2 of the building permit application for submittal checklist.
  • For projects with a Town Council approved Final Site Plan: Affidavit list of changes signed by the Architect.
  • Landlord approval, warranty deed, and/or HOA approval (if applicable).
• Building Permit Fees 
  • Pay by check, credit card, or online (prior to the appointment) by signing up in the Online Permitting Portal (Portal Access Code required - email to find out code).
  • Fees due at Building Permit Submittal:
    •  New construction: plan review fee and excise tax (if applicable)
    •  Remodels, additions, tenant finishes and decks: plan review fee
  • Fees due at Building Permit Issuance:
    • New construction: water meter, water and sewer tap fees (EQRs), system development fee, and impact fees.
    • Remodels, tenant finishes and decks: permit fee
    • Additions: permit fee, impact fee, and system development fee

Plan Review Process

• Building Permits and Commercial Technical Permits must be submitted in-person to the Town of Silverthorne (TOS) Community Development Department. Email to request an appointment.
• Building permit plans are reviewed first by TOS Planning, Engineering, Public Works and Water and Sewer Departments.
• TOS departments email comments to applicant (1-3 weeks, or longer, depending on staff and volume of permits).
• Once the building permit plans have been approved by all TOS Departments, the plans are routed to Summit County Building Department (SCBD) for building code review.
• SCBD reviews the plans and emails comments to applicant (2-4 weeks, or longer, depending on staff and volume of permits)
• After SCBD approves, the approved redlined plans are processed by SCBD and routed back to TOS Permit Technician.
• TOS Permit Technician processes permit and notifies applicant of any outstanding items and schedules an appointment to issue the building permit in-person.
• In-person appointment required to pay fees and issue the building permit.

Plan Revisions

Prior to permit issuance:

• TOS Planning, Engineering, Water & Sewer Department revisions are required to be submitted in person and are not accepted electronically. Applicant must print revised plan sheets and coordinate a time to swap out old and new pages by emailing the TOS Community Development Department. Applicant must provide permit # and transmittal letter outlining the changes made per TOS Staff/plan reviewer comments.
• SCBD building code revisions are required to be submitted in person and are not accepted electronically. SCBD is open Monday through Friday from 8am to 5pm, 0037 Peak One Dr., Frisco. 
• Note: if revisions are made that require TOS review, and the permit plans are under review by SCBD in Frisco, the applicant must drop off the revisions to TOS for review and approval. TOS will transmit the revisions to SCBD after they’ve been approved by TOS.

After permit issuance:

• TOS revisions: changes made to the building permit's site plan, elevations, or bed and bath count, must be submitted to TOS prior to submitting to SCBD. Applicant must provide permit # and transmittal letter outlining the revisions. Please email revisions and list of changes. Once approved, applicant to print the approved changes and add to redlined plans or take to SCBD for their review and approval (if necessary).
• SCBD revisions: mechanical, plumbing, or interior building code changes can be submitted directly to SCBD. TOS approval is not required.

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