The International Association of Plumbing and Mechanical Officials (IAPMO) is a nonprofit organization dedicated to promoting safe and efficient plumbing and mechanical systems. Founded in 1926, it develops codes and standards that ensure the health and safety of the public. IAPMO also provides training and certification for professionals in the plumbing and mechanical industries. IAPMO plays a crucial role in the development of the Uniform Plumbing Code and the Uniform Mechanical Code, which are widely adopted across various jurisdictions. The organization also engages in advocacy efforts to influence legislation and policies related to plumbing and mechanical practices, ensuring they meet modern safety and efficiency standards.