Elective-Deferral Contribution A contribution arrangement of an employer-sponsored retirement plan under which participants can choose to set aside part of their pre-tax compensation as a contribution to the plan. Also known as "salary-deferral" or "salary-reduction contributions". Investopedia Says: When making these contributions, employees defer the tax on the money until it is distributed to them. Related Terms: 401(k) Plan Active Participant Status Defined Contribution Plan Employee Contribution Plan Matching Contribution Non-Elective Contribution Pension Plan Salary Reduction Contribution Savings Incentive Match Plan for Employees of Small Employers - SIMPLE Simplified Employee Pension - SEP |