International Association of Sheet Metal Air Rail and Transportation

The International association of Sheet Metal, air, rail and Transportation workers (smart) is a broad based union which consists of duly chartered local unions, state, provincial and district councils. The union represents workers in building trades, railroad, production, bus and mass transit and shipyard industries of the United States and Canada. The purpose of the organization is to ensure a cooperative effort directed to fully develop and demonstrate the possibilities of our trades in various fields of industry and to protect workers rights as members.