Health Services Retirement Plan, New York, may resume a consultant search for its $430 million defined benefit plan, said Rosemary Blake, executive director. An RFP had been issued, Ms. Blake said, but the board decided to halt the search and reconsider it at a later date. Incumbent Ennis, Knupp is expected to rebid. "We just want to see what else is out there, she added. No timetable was set for a decision.