The Canada Employment Immigration Union (CEIU) represents the vast majority of workers at Service Canad,a Human Resources and Social Development (HRSD), Citizenship and Immigration Canada (CIC) and the Immigration and Refugee Board (IRB).The CEIU came into existence in November 1977 following a referendum vote on the merger of two unions, the Economic Security Employees National Association (ESENA) which represented most of the Unemployment Insurance Commission workforce, and the Manpower and Immigration Union (MIU) which represented Manpower and Immigration staffs.Component of the PSACThe CEIU is a component union of the Public Service Alliance of Canada (PSAC).The PSAC is the bargaining agent which, in concert with the CEIU and other component unions, negotiates with the Treasury Board for service-wide bargaining units such as the Program and Administrative Services (PA) group.Structure of CEIUThe membership is the bedrock of the CEIU and the union has more than 200 locals across the country. more... See more text