Administrative overview · FIPS 46129
Walworth County permit authority
The first compliance decision is jurisdictional: identify the office with statutory authority over your parcel, then use its filing and inspection sequence to keep the project moving.
Jurisdictional status
County
This county profile is the primary starting point for unincorporated-area permitting.
Responsible agency
Walworth County Planning and Zoning
For a project in or near Walworth County, this office is the identified point of contact for permit intake, statutory code enforcement, plan review coordination, and inspection release conditions. Confirm the parcel’s boundary and project type before relying on the county lane.
Direct contact
605-649-7602
Call before mobilizing if the project has a boundary, occupancy, fire, septic, or utility question.
Permit counter
4304 4th Avenue, Selby, SD 57472; mailing address: PO Box 292, Selby, SD 57472-0292
Operating hours
Monday-Friday, 8:00 AM-12:00 PM and 1:00 PM-5:00 PM Central Time.
Review expectation
The zoning ordinance requires the Zoning Officer to grant or deny a building/use permit within a reasonable time after submission, but no numeric review target is published.
Compliance workbench
Choose the next project decision.
Apply online
Open the verified digital gateway, application form, and review timeline.
Open guide →Fees & penalties
Understand fee schedules, enforcement exposure, and stop-work liabilities.
Open guide →Codes & exemptions
Read the code framework, minor-work exemptions, and inspection lane.
Open guide →Agency website
Visit the primary public source for current notices and contact changes.
Open guide →Source trail
Official sources for this profile
Use these direct agency or licensing links to confirm current instructions before you file, pay, or schedule work. External pages control if their information differs from this directory.
Project questions
Frequently asked questions for Walworth County
Who handles permitting for this jurisdiction?
Walworth County Planning and Zoning is the identified county-level authority for this profile. Confirm that the property is in its service area before filing.
How should I begin an application?
No verified online portal was located in the reviewed public materials. Contact 605-649-7602 and request the current application route before preparing a final submittal.
How long might review take?
The zoning ordinance requires the Zoning Officer to grant or deny a building/use permit within a reasonable time after submission, but no numeric review target is published.
How are inspections scheduled?
Call the Walworth County Zoning Administrator at 605-649-7602 to coordinate inspections. The Zoning Officer conducts inspections of buildings, structures, and land uses for ordinance compliance and may inspect at reasonable times when necessary for enforcement or when a violation is reasonably suspected, following lawful entry procedures. No online inspection scheduler or staged structural-inspection sequence was published; state trade inspections are separate.
Which codes and exemptions should I review?
Walworth County administers its zoning ordinance, adopted and amended through October 15, 2024, in unincorporated areas. No separate county-adopted structural model-code edition was verified. For covered new nonresidential work begun after July 1, 2026 where no local structural code applies, South Dakota's statutory design baseline is the 2024 International Building Code, subject to exclusions for residential structures, manufactured/mobile homes, farmsteads, and accessory farm buildings. State electrical, plumbing, and other trade requirements remain separate. The county's published guideline requires permits for new construction, agricultural buildings, repairs or renovations, additions or alterations, moving walls, sprinkler systems, fences, steps or decks, concrete work, demolition, window replacement, structures larger than 12 by 10 feet, and other structural alterations; it does not publish a general local cosmetic-work exemption list. Effective July 1, 2026, South Dakota law prohibits requiring a permit for an owner-occupied detached single-family home's same-size repair or substantially similar replacement of a door, downspout, fascia, fence panel or post, gutter, nonstructural siding, soffit, or window, except for designated historic property; that statutory rule supersedes contrary older county guidance.