The Social Security Tribunal hears appeals on government decisions regarding 

• Employment Insurance (EI), 
• Canada Pension Plan (CPP) disability appeals, 
• Other appeals related to CPP retirement pensions, post-retirement benefits, survivor’s pensions, orphan’s benefits, death benefits, and 
• Old Age Security (OAS)

The first level of appeal from Service Canada goes to the General Division. The Appeal Division deals with appeals from the General Division.