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Codes, exemptions & field inspections

Build to the adopted code. Verify every exception.

This guide translates the available agency record into a preconstruction checklist for structural scope, minor work, and inspection release. The adopted code and the issuing official control when a field condition is disputed.

Regulatory framework

The code baseline for Simpson County.

The county's Building Permit Requirements state that all construction must comply with county and state laws regulating construction and the 2021 International Building Codes. Metal-building plans must be stamped by a Mississippi-licensed engineer and use a 115-mph wind speed.

Inspection lane

The application includes a site-inspection date field. For manufactured homes, the fire-marshall inspection and decal must be completed before final setup, and the county building inspector must complete required inspections before power is released. Contact Community Development at 601-675-2366 or communitydevelopment@co.simpson.ms.us during office hours; submit plan PDFs by email as directed by the requirements sheet.

Minor-work playbook

Understand what may be exempt—and what is not.

No general minor/cosmetic exemption list is published; the county requires permits for new commercial and residential buildings, remodeling projects, and manufactured homes. Form 335 soil/site evaluation is not required when sewer is provided by a municipality or approved community system, but the final Form 910 is required before permanent-power release.

Field rule

A permit exemption generally addresses one narrow construction trigger. It does not automatically waive zoning, land-use, floodplain, shoreline, fire, energy, electrical, utility, septic, or right-of-way requirements. Obtain written confirmation when the project involves a new structure, structural alteration, change in occupancy, or concealed work.

Inspection pipeline

Keep the work visible at every release point.

  1. 1

    Request with lead time

    The application includes a site-inspection date field. For manufactured homes, the fire-marshall inspection and decal must be completed before final setup, and the county building inspector must complete required inspections before power is released. Contact Community Development at 601-675-2366 or communitydevelopment@co.simpson.ms.us during office hours; submit plan PDFs by email as directed by the requirements sheet.

  2. 2

    Preserve access

    Do not cover framing, reinforcement, wiring, piping, damp-proofing, or life-safety work until the required inspection has been completed and documented.

  3. 3

    Close the record

    Retain the approved plans, inspection approvals, correction responses, and final certificate or occupancy release with the property file.

Contractor verification

Verify the builder before the contract is signed.

Use the state licensing system to verify active registration, trade credentials, bond status, and liability coverage where available. Match the legal business name to the proposal and permit application.

Verify contractor ↗

Planning reference

Keep the parcel rules beside the building plans.

A building permit is only one part of statutory compliance. Check the local zoning, ordinance, map, or land-use reference before finalizing setbacks, height, lot coverage, access, drainage, or accessory structure placement.

No verified planning reference link is listed; ask the agency for the parcel-specific source.

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 Simpson County

Who handles permitting for this jurisdiction?

Simpson County Community Development Department 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?

Begin with the online permit gateway listed in the application guide. If the portal does not recognize the address or project type, contact 601-675-2366.

How long might review take?

A typical review timeline was not verified. Ask the agency for its current completeness and review estimate.

How are inspections scheduled?

The application includes a site-inspection date field. For manufactured homes, the fire-marshall inspection and decal must be completed before final setup, and the county building inspector must complete required inspections before power is released. Contact Community Development at 601-675-2366 or communitydevelopment@co.simpson.ms.us during office hours; submit plan PDFs by email as directed by the requirements sheet.

Which codes and exemptions should I review?

The county's Building Permit Requirements state that all construction must comply with county and state laws regulating construction and the 2021 International Building Codes. Metal-building plans must be stamped by a Mississippi-licensed engineer and use a 115-mph wind speed. No general minor/cosmetic exemption list is published; the county requires permits for new commercial and residential buildings, remodeling projects, and manufactured homes. Form 335 soil/site evaluation is not required when sewer is provided by a municipality or approved community system, but the final Form 910 is required before permanent-power release.

Field sequencing matters

The inspector needs to see the work at the right moment.

Code compliance is not only a plan-review exercise. Footings, reinforcement, framing, fireblocking, wiring, piping, insulation, weather protection, and life-safety systems each have points where the work must remain accessible. Build the inspection calendar into the trade schedule instead of treating it as a final administrative step.

When a project qualifies for a narrow minor-work exemption, keep a written explanation of why it qualifies and confirm that related zoning, utility, fire, energy, or environmental rules do not create a separate approval requirement.

Closeout file

Keep the approved plan set, inspection approvals, correction responses, contractor license verification, final certificate, and any occupancy release together. A clean record protects the owner, builder, lender, insurer, and future buyer.