County Building Permits
Clay County, SD - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Clay County, South Dakota. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
All unincorporated Clay County land, excluding the incorporated cities of Vermillion and Wakonda, which have their own permit jurisdictions.
- Department
- Clay County Planning & Zoning
- Address
- 211 W Main St, Suite 203, Vermillion, SD 57069
- Phone
- (605) 677-7145
Online Permit Portal
Platform: In-person / Phone / Appointment • Account required: No • Submission: In-person only
Application Process
- Contact Noah Westergaard (Administrator) at (605) 677-7145 to discuss project requirements and zoning designation.
- Obtain and complete the Clay County Building Permit Application (available on county website and at the Planning & Zoning office).
- Prepare a site plan showing property lines and proposed structure location if required based on project scope.
- Submit application by 9:00 AM on the Thursday prior to the Planning Commission meeting for agenda inclusion.
- Planning Commission reviews applications at scheduled meetings.
- Applicants are notified of approval or requests for additional information.
- Upon approval, the building permit is issued.
Typical processing time: Not publicly stated; contact department for current estimate
Source: Clay County Planning & Zoning
General Requirements
A construction permit is required for any new structure or addition in unincorporated Clay County. This includes sheds, garages, pole buildings, grain bins, and other structures.
Required Documents
- Completed Clay County Building Permit Application
- Site plan showing property lines and proposed structure location (depending on project scope)
- Property description
- Permit validity
- Work must begin within 90 days of permit issuance. Work must be substantially completed within 12 months of permit issuance. Permits expire if these deadlines are not met; renewal requires reapplication.
- Building code
- Projects must comply with the current Clay County Zoning Ordinance and Clay County Subdivision Ordinance.
- Owner-builder
- Not publicly stated; contact department
- Contractor requirements
- South Dakota registration under SDCL Chapter 36-21C is required for general and residential contractors working on 1- and 2-family dwellings. Electrical contractors must hold a valid South Dakota electrical contractor license (SDCL Chapter 36-16). Plumbers must be licensed under SDCL Chapter 36-23.
Fees
- Minimum permit fee
- $75
- Permit fee formula
- $75 base fee plus $2 per $1,000 of project valuation (e.g., a $100,000 project = $75 + $200 = $275)
- Payment note
- Contact department; payment likely made in person. Additional fees: 911 Address Application ($100), Conditional Use Permit ($200), Variance Application ($100), Rezone/Amendment Petition ($250), Plat Application ($100), Board of Adjustment Appeal ($100).
Work That Does NOT Require a Permit
Contact the Clay County Planning & Zoning to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- (605) 677-7145 (phone)
- Scheduling deadline
- Not publicly stated; contact department
- Inspection hours
- Monday-Friday, 8:00 AM - 5:00 PM CT
- Time windows
- Not publicly detailed; contact department
Typical inspection sequence: Plumbing and Electrical: State inspections conducted by the South Dakota Plumbing Commission and South Dakota Electrical Commission respectively. Contact the county to schedule inspections.
Additional Resources
- Building code: Projects must comply with the current Clay County Zoning Ordinance and Clay County Subdivision Ordinance.
- Zoning information: View zoning info
- Clay County Zoning Map
- County Ordinances
- Permit Search Database
- License lookup guide: South Dakota Contractor License Requirements
- Contract template: South Dakota Homeowner-Contractor Agreement
- South Dakota hub: South Dakota Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Clay County Planning & Zoning before applying.
Frequently Asked Questions
Clay County Building Permit FAQ
- Do I need a building permit in unincorporated Clay County, SD?
- A construction permit is required for any new structure or addition in unincorporated Clay County. This includes sheds, garages, pole buildings, grain bins, and other structures.
- How much does a building permit cost in unincorporated Clay County, SD?
- The minimum permit fee is $75. Fees are calculated as: $75 base fee plus $2 per $1,000 of project valuation (e.g., a $100,000 project = $75 + $200 = $275).
- How do I apply for a building permit in unincorporated Clay County, SD?
- 1. Contact Noah Westergaard (Administrator) at (605) 677-7145 to discuss project requirements and zoning designation. 2. Obtain and complete the Clay County Building Permit Application (available on county website and at the Planning & Zoning office). 3. Prepare a site plan showing property lines and proposed structure location if required based on project scope. 4. Submit application by 9:00 AM on the Thursday prior to the Planning Commission meeting for agenda inclusion. 5. Planning Commission reviews applications at scheduled meetings. 6. Applicants are notified of approval or requests for additional information. 7. Upon approval, the building permit is issued.
- How long does it take to get a building permit in unincorporated Clay County, SD?
- Typical processing time is Not publicly stated; contact department for current estimate.
- What work is exempt from building permits in unincorporated Clay County, SD?
- The following work is generally exempt: Agricultural structures (exact size thresholds vary; county consultation required); Minor repairs and maintenance that do not involve structural changes; Some accessory structures below specified size limits; Interior finish work (painting, papering, carpeting, cabinetry). Note: Exempt work must still comply with applicable building codes and zoning ordinances. Contact the county to verify whether specific work is exempt.
- How do I schedule a building inspection in unincorporated Clay County, SD?
- Inspections can be scheduled via: (605) 677-7145. Not publicly stated; contact department.
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