Multiemployer Pension Plan Stabilization Act of 1983

Multiemployer Pension Plan Stabilization Act of 1983 - Amends the Employee Retirement Income Security Act of 1974 to exempt certain "fixed contribution multiemployer pension plans" from the plan termination insurance provisions of such Act.

Defines such a plan as one: (1) to which two or more unaffiliated employers are required to contribute; (2) maintained under one or more collective bargaining agreements; and (3) with a fixed rate of contributions and no pension benefits, as of April 29, 1980, or later.