Mandatory Benefits: Benefits that employers must offer employees because it is required by law. (Social Security, Unemployment Insurance, Workers Compensation, Family and Medical Leave,...) - Voluntary Benefits: Benefits that employers offer voluntarily to employees to increase their competitiveness in the labor market. ( Health Care Plan, Prescription Drug Benefits, Dental and Vision Insurance, Wellness Program, Life Management Benefits, Employee Assistance Program, Disability insurance - long and short term) - Eligibility criteria determine which employees qualify for specific benefits