Building restrictions and zoning laws in Tennessee vary depending on the location and type of property. In many areas of Tennessee, building permits are not required, but building codes must still be followed. However, some urban areas have building code restrictions that may limit the size or type of buildings that can be constructed. Additionally, zoning laws in Tennessee are generally relaxed, with many areas having no zoning at all. It is important to research and understand the specific zoning and building regulations in the area where you plan to build to ensure compliance with local laws.