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When a permit is required
Permit triggers and exempt work for Dewey County
A construction permit is required for any new structure or addition in unincorporated Dewey County (non-tribal areas), including homes, additions, mechanical systems, septic systems, and water wells.
Note: Specific exempt categories are not publicly enumerated. Contact Dewey County Planning & Zoning directly to determine permit necessity for any project.
- Completed Dewey County building permit application form
- Detailed construction plans or drawings
- Site plan showing property lines and proposed structure location
- Proof of property ownership or authorization
- Estimated project valuation (for fee calculation)
- Building code
- South Dakota Codified Laws § 11-10 requires adoption of at minimum the 2021 International Building Code (IBC). Dewey County does not maintain a publicly accessible online building code database. Contact Dewey County Planning & Zoning to confirm whether the 2021 IBC has been adopted in full or with local amendments.
- Permit validity
- Not publicly stated; contact department
- Owner-builder
- Not publicly stated; contact department for owner-builder requirements
- 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 Dewey County Planning & Zoning Office to confirm permit requirements and verify jurisdiction (non-tribal lands).
- 02 Complete Dewey County building permit application form.
- 03 Provide detailed construction plans or drawings showing project scope, dimensions, materials, and methods.
- 04 Submit site plan showing property lines, existing/proposed structures, and utility locations.
- 05 Provide proof of property ownership or authorization.
- 06 County reviews application for compliance with adopted code and zoning ordinances.
- 07 Pay applicable permit fees.
- 08 Receive issued permit; post on site before construction begins.
- 09 Request required inspections: foundation/footing, framing, mechanical/electrical/plumbing, and final inspection.
- 10 Receive certificate of completion or occupancy upon passing final inspection.
Typical processing time: Not publicly stated; contact department for current estimate
Fee schedule
Dewey County building permit fees
Contact Dewey County Planning & Zoning for current fee schedule and payment methods. Payment likely made in person at County Courthouse or by appointment.
Required inspections
Scheduling and sequence
- Contact Dewey County Planning & Zoning (phone)
- Scheduling deadline
- Not publicly stated; contact department
- Inspection hours
- Not publicly stated; contact department
- Time windows
- Not publicly detailed; contact department
Typical sequence: Typical sequence: foundation/footing, framing and structural, mechanical/electrical/plumbing systems, final inspection and occupancy approval. Contact department for specific requirements for your project.
Frequently asked
Common questions about unincorporated Dewey County permits
01 Do I need a building permit in unincorporated Dewey County, SD? ▸
02 How much does a building permit cost in unincorporated Dewey County, SD? ▸
03 How do I apply for a building permit in unincorporated Dewey County, SD? ▸
04 How long does it take to get a building permit in unincorporated Dewey County, SD? ▸
05 How do I schedule a building inspection in unincorporated Dewey County, SD? ▸
Educational reference. Permit rules and fees change — confirm current requirements directly with Dewey County Planning & Zoning Office before applying. Jaspector is not legal advice.