How often must certified handlers in Iowa renew their certification?

Certified handlers in Iowa must renew their certification every three years to ensure they stay updated on the latest regulations, safety protocols, and best practices related to handling hazardous materials. This three-year renewal cycle is designed to encourage handlers to continually engage in ongoing education and training, helping to maintain a high standard of competency within the industry. Regular renewal also helps to reinforce essential knowledge regarding effective handling techniques and potential hazards, which is crucial for maintaining safety standards in their work environment.