Building Codes Division

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Duties

The Wilson County Building Codes Department is in place to enforce the regulations set forth in the adopted International Codes. We are here to help with all your permitting needs. You are welcome to call the office with any questions you may have, or you can come in to see us where we have access to maps, plats, and other useful documents and information to help you explore your project options and ensure that you are abiding by county requirements and regulations.

New Permit Application Portal

Flyer for Wilson, TN Payment Portal for new permits


Adopted Codes


The following are the adopted code standards enforced by the Wilson County Building Codes Department:

2021 International Residential Code (IRC) (with adopted appendices)

2018 International Energy Conservation Code (IECC) (with state approved amendments)

2021 International Building Code (IBC)

2021 International Plumbing Code (IPC)

2021 International Mechanical Code (IMC)

2021 International Fuel Gas Code (IFGC)

2021 International Existing Building Code (IEBC)

2021 International Swimming Pool and Spa Code (ISPSC)

 

When is a Permit Needed?


We permit and enforce applicable code standards on the following for residential applications:

New construction

Additions

Remodels when there are major load changes (i.e. altering or adding load bearing walls or beams), major use changes (i.e. changing a room from attic space to living space), and major dwelling-type changes (i.e. changing from a single-family to a two-family dwelling)

Pools

Accessory Structures including, but not necessarily limited to, pavilions, pergolas, sheds, carports, barns, detached garages, shops, shipping containers, and decks.  *No building permit is needed when under 200 sq ft

We permit and enforce applicable code standards on the following for commercial applications:

New construction

Additions

Pools

Internal buildouts/renovations

Accessory Structures including, but not necessarily limited to, pavilions, pergolas, sheds, carports, barns, detached garages, shops, shipping containers, and decks. *No building permit is needed when under 120 sq ft

*Plan Review will be required for commercial projects

Applying for a Building Permits

The property owner of record or a state-licensed contractor are the only individuals that can apply for building permits in Wilson County. Please note that if you are a contractor tasked with applying for a building permit for a project there are documents that must be signed by the property owner of record and notarized before you can apply. Since we know your time is valuable, the necessary permitting documents have been provided below for your convenience to help expedite your application process:

Permit applications will not be processed after 3:30 pm each day, so if you are in need of a permit please be sure to visit the office before the daily processing deadline. At this time check, cashier check, and money order are the only forms of payment accepted.

Reporting Construction Without a Permit

If you wish to report a building or other structure being constructed without a permit, please complete and submit this Online Complaint Form.

Adequate Facilities Tax

Fees for the Adequate Facilities Tax (AFT) for Wilson County, the city of Lebanon, the city of Mt. Juliet, and the city of Watertown are collected in this office. Please contact us for the most up-to-date Adequate Facilities Tax fee schedules for residential, commercial, industrial, and institutional properties.