Section 1601.12 - Investing future deposits in the TSP core funds(a)Allocation. Future deposits in the TSP, including contributions, loan payments, and rollovers from traditional IRAs and eligible employer plans, will be allocated among the TSP core funds based on the most recent investment election on file for the participant.(b)TSP core funds availability. All participants may elect to invest all or any portion of their deposits in any of the TSP core funds.