Yes, you will likely need a permit for your porta-potty business. Depending on your location and the regulations in that area, permits may be required from local governments or other organizations. Specifically, there may be requirements for health inspections, zoning permits, and building codes that must be followed. In addition to obtaining the necessary permits, some other rules and guidelines must be followed when operating a porta-potty business. For example, businesses must properly train employees who handle waste disposal and ensure that all safety protocols are followed. The units' maintenance is essential to ensure they are clean and functioning properly.