Where you'll get the money you plan to invest. Your source or sources can be qualified or non-qualified. Qualified sources are pre-tax sources such as 401(k) accounts, traditional individual retirement accounts (IRAs), 403(b) retirement plans for teachers and other employer-sponsored plans. Non-qualified sources are after-tax sources such as cash, mutual funds, certificates of deposit (CDs), money market funds and exchanges of other non-qualified annuities (1035 exchanges).