What type of plan is the UU Retirement Plan? The Unitarian Universalist Organizations Retirement Plan (UUORP) is an IRS qualified 401(a)/401(k) defined contribution, multiple employer, church retirement plan. This is not a 403(b) plan. Published: 12/03/2025 2:37 pm How do I contact the UUA Retirement Plan Team? What are the key similarities and differences between the UU Insurance Plans and the UU Retirement Plan