Yes, you need a building permit in Mississauga for small projects like decks, garages, and other additions. To ensure your project complies with local codes and safety regulations, you will need to obtain a permit. Permits for projects like decks, sheds, and garages can be applied for on Mississauga’s Planning and Building Department. You will need to apply for a building permit for the project you have chosen. Once approved, you will receive a building permit. If you have any questions about whether your project requires a permit, you can contact us to find out more.