County Building Permits
Yankton County, SD - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Yankton County, South Dakota. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
All unincorporated areas of Yankton County. The county also serves as the Board of Adjustment for variances and conditional use permits.
- Department
- Yankton County Planning Department
- Address
- Yankton County Government Center, Second floor, Yankton, SD
- Phone
- (605) 260-4400, Option 9
Online Permit Portal
Platform: In-person / Phone / Appointment • Account required: No • Submission: In-person only
Additional resources:
Application Process
- Contact the Yankton County Planning Department by phone at (605) 260-4400, Option 9, or visit in person at the Yankton County Government Center, Second floor.
- Describe the proposed project to determine whether a construction permit or other permit type is required.
- Obtain and complete the applicable permit application form.
- Submit application with required documents and site plan.
- The Zoning Administrator reviews the application for compliance with the Yankton County Zoning Ordinance.
- Pay applicable permit fee.
- Receive issued permit; post on site before construction begins.
- Request inspections as required by permit conditions.
Typical processing time: Not publicly stated; contact department for current estimate
General Requirements
A construction permit is required for any new structure or addition in unincorporated Yankton County.
Required Documents
- Completed application form
- Site plan showing property lines and proposed structure location
- Property description
- Permit validity
- Not publicly stated; contact department
- Building code
- Yankton County follows South Dakota building code standards. County zoning ordinance effective February 18, 2020 (revised May 19, 2025).
- Owner-builder
- Not publicly stated; contact department
- Contractor requirements
- State registration under SDCL Chapter 36-21C (administered by SD Department of Labor and Regulation) is required for residential contractors. Electrical and plumbing work requires a state-licensed contractor regardless of project size.
Fees
- Permit fee formula
- Not publicly listed
- Payment note
- Contact department for fee schedule and payment information.
Work That Does NOT Require a Permit
Contact the Yankton County Planning Department to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- (605) 260-4400, Option 9 (phone)
- Scheduling deadline
- Not publicly stated; contact department
- Inspection hours
- Monday-Friday, 9:00 AM - 5:00 PM (closed Noon-1 PM)
- Time windows
- Not publicly detailed; contact department
Typical inspection sequence: Not publicly detailed; contact department
Additional Resources
- Building code: Yankton County follows South Dakota building code standards. County zoning ordinance effective February 18, 2020 (revised May 19, 2025).
- Zoning information: View zoning info
- Yankton County Zoning Ordinance 2020
- 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 Yankton County Planning Department before applying.
Frequently Asked Questions
Yankton County Building Permit FAQ
- Do I need a building permit in unincorporated Yankton County, SD?
- A construction permit is required for any new structure or addition in unincorporated Yankton County.
- How much does a building permit cost in unincorporated Yankton County, SD?
- Fees are calculated as: Not publicly listed.
- How do I apply for a building permit in unincorporated Yankton County, SD?
- 1. Contact the Yankton County Planning Department by phone at (605) 260-4400, Option 9, or visit in person at the Yankton County Government Center, Second floor. 2. Describe the proposed project to determine whether a construction permit or other permit type is required. 3. Obtain and complete the applicable permit application form. 4. Submit application with required documents and site plan. 5. The Zoning Administrator reviews the application for compliance with the Yankton County Zoning Ordinance. 6. Pay applicable permit fee. 7. Receive issued permit; post on site before construction begins. 8. Request inspections as required by permit conditions.
- How long does it take to get a building permit in unincorporated Yankton County, SD?
- Typical processing time is Not publicly stated; contact department for current estimate.
- How do I schedule a building inspection in unincorporated Yankton County, SD?
- Inspections can be scheduled via: (605) 260-4400, Option 9. Not publicly stated; contact department.
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