DENIOS wants to ensure you have a smooth experience with their products. However, when it comes to following regulations, the onus falls on you, the buyer. You'll need to ensure the DENIOS products you purchase comply with all federal, state, and local laws relevant to how you plan to use them. This might involve researching regulations and obtaining permits or inspections from local authorities before installation or use. It's important to note that DENIOS doesn't guarantee that its products will meet every regulation in every location. They can only ensure compliance if it's specifically agreed to in writing by an authorized DENIOS representative. To avoid surprises, it's always a good idea to check with your local authorities or a qualified professional before buying to see if any permits or inspections are required for your specific use case.