The International Association of Fire Fighters (IAFF) is a labor union representing paid full-time firefighters and emergency medical services personnel in the United States and Canada. The IAFF was formed in 1918 and is affiliated with the AFL–CIO in the United States and the Canadian Labour Congress in Canada. The IAFF has more than 331,000 members in its more than 3,500 affiliate organizations. Its political action committee, FIREPAC, is one of the most active PACs in the country.
