title: Collectively bargained health plan--retiree benefits--union as fiduciary--notice of change--writing requirement for plan amendments.
mesh_terms: D019461:Employee Retirement Income Security Act; D006264:Health Benefit Plans, Employee / Q000331:legislation & jurisprudence* / Q000458:organization & administration; D006801:Humans; D007750:Labor Unions; D017008:Negotiating; D012179:Retirement; D014481:United States