On this page 6
When a permit is required
Permit triggers and exempt work for Yankton County
A construction permit is required for any new structure or addition in unincorporated Yankton County.
Note: Specific exempt categories are not publicly enumerated; the department advises contacting them directly to determine permit necessity for any project.
- Completed application form
- Site plan showing property lines and proposed structure location
- Property description
- Building code
- Yankton County follows South Dakota building code standards. County zoning ordinance effective February 18, 2020 (revised May 19, 2025).
- Permit validity
- Not publicly stated; contact department
- 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.
Application process
Typical processing: Not publicly stated; contact department for current estimate
- 01 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.
- 02 Describe the proposed project to determine whether a construction permit or other permit type is required.
- 03 Obtain and complete the applicable permit application form.
- 04 Submit application with required documents and site plan.
- 05 The Zoning Administrator reviews the application for compliance with the Yankton County Zoning Ordinance.
- 06 Pay applicable permit fee.
- 07 Receive issued permit; post on site before construction begins.
- 08 Request inspections as required by permit conditions.
Typical processing time: Not publicly stated; contact department for current estimate
Fee schedule
Yankton County building permit fees
Contact department for fee schedule and payment information.
Required inspections
Scheduling and sequence
- (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 sequence: Not publicly detailed; contact department
Frequently asked
Common questions about unincorporated Yankton County permits
01 Do I need a building permit in unincorporated Yankton County, SD? ▸
02 How much does a building permit cost in unincorporated Yankton County, SD? ▸
03 How do I apply for a building permit in unincorporated Yankton County, SD? ▸
04 How long does it take to get a building permit in unincorporated Yankton County, SD? ▸
05 How do I schedule a building inspection in unincorporated Yankton County, SD? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Yankton County Planning Department before applying. Jaspector is not legal advice.