Salary Reduction Contribution A cash- or deferred-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. Investopedia Says: This kind of contribution is also called an elective-deferral contribution. Employees defer the tax on the money until it is distributed to them. Related Terms: Active-Participant Status Agency Automatic Contributions Defined-Contribution Plan Elective-Deferral Contribution Employee Contribution Plan Matching Contribution Nonelective Contribution Savings Incentive Match Plan for Employees of Small Employers - SIMPLE Simplified Employee Pension Thrift Savings Plan - TSP |