To obtain a sellers permit in Louisiana, you must contact an authorized government agency. Depending on your business type, location, and other regulations, multiple agencies may be involved. For any business, you’ll need a state tax ID number by submitting an application to the Louisiana Department of Revenue. Even home-based, online, and out-of-state firms need a Seller’s Permit to buy wholesale or sell retail. You may also need specific business licenses and permits. Research requirements based on your business activities and location. Register your business with the Louisiana Secretary of State. Obtain federal and state employer ID numbers if hiring employees since taxes must be withheld and remitted. Wholesalers, retailers, service providers, and online sellers need sales tax permits to charge sales tax. Apply through the Louisiana Department of Revenue website or office. Ensure full legal compliance, as lack thereof risks financial penalties. Acquiring proper credentials efficiently is vital for new ventures. Louisiana simplifies licensing, but research remains essential.