YWCA Retirement Plan Preservation Act of 2006 - Treats a specified pension plan maintained by the Young Women's Christian Association Retirement Fund as a defined contribution plan for purposes of prohibitions of the Employee Retirement Income Security Act of 1974 (ERISA) and the Age Discrimination in Employment Act of 1967 against employee pension benefit plans requiring or permitting the cessation or reduction of allocations to an employee's account because of age.
Applies this Act to any civil action brought on or after September 21, 2006, alleging an age discrimination violation occurring before June 29, 2005.